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Section 15: Words Starting with O.
obey o . b . e . y . obey. obey means be obedient
to. If you don't obey the rules, you will
be asked to leave.
object o . b . j . e . c . t . object. object
means a tangible and visible entity; an entity
that can cast a shadow. It was full of rackets,
balls and other objects
objective o . b . j . e . c . t . i . v . e
. objective. objective means the goal intended
to be attained (and which is believed to be
attainable). The sole objective of her trip
was to see her children.
observation o . b . s . e . r . v . a . t
. i . o . n . observation. observation means
the act of making and recording a measurement.
She is under close observation at the hospital,
but seems to be recovering.
observe o . b . s . e . r . v . e . observe.
observe means discover or determine the existence,
presence, or fact of. We observed traces of
lead in the paint.
obtain o . b . t . a . i . n . obtain. obtain
means come into possession of. How did you
obtain the visa?
obvious o . b . v . i . o . u . s . obvious.
obvious means easily perceived by the senses
or grasped by the mind. The obvious thing
to do if you're feeling sick is to go to bed.
obviously o . b . v . i . o . u . s . l . y
. obviously. obviously means that a fact can
easily be noticed or understood. The answer
is obviously wrong.
occasion o . c . c . a . s . i . o . n . occasion.
occasion means an event that occurs at a critical
time. It was needed only on special occasions.
occasionally o . c . c . a . s . i . o . n
. a . l . l . y . occasionally. occasionally
means now and then or here and there. He was
arrogant and occasionally callous.
occupy o . c . c . u . p . y . occupy. occupy
means be present in; be inside of. Your children
need to find something to occupy your time
instead of sitting around watching television
all day.
occupied o . c . c . u . p . i . e . d . occupied.
occupied means held or filled or in use. She
keeps her time well occupied.
occur o . c . c . u . r . occur. occur means
come to pass. Nothing occurred that seemed
important.
ocean o . c . e . a . n . ocean. ocean means
a large body of water constituting a principal
part of the hydrosphere. They are affected
by cold ocean currents that parallel the coast.
o'clock o . ' . c . l . o . c . k . o'clock.
o'clock means according to the clock. It's
three o'clock in Tokyo now.
October O . c . t . o . b . e . r . October.
October means the month following September
and preceding November. In October 1995, the
potato became the first vegetable to be grown
in space.
odd o . d . d . odd. odd means not easily
explained. It is odd that his name is never
mentioned.
oddly o . d . d . l . y . oddly. oddly means
in a manner differing from the usual or expected.
He's behaving rather oddly.
of o . f . of. of is used to show what a part
belongs to or comes from. The last scene of
the movie.
off o . f . f . off. off means from a particular
thing or place or position. They drove off.
offend o . f . f . e . n . d . offend. offend
means act in disregard of laws, rules, contracts,
or promises. Offend all laws of humanity.
offense o . f . f . e . n . s . e . offense.
offense means a lack of politeness; a failure
to show regard for others; wounding the feelings
or others. He took offense at my question.
offensive o . f . f . e . n . s . i . v . e
. offensive. offensive means violating or
tending to violate or offend against. Considered
such depravity offensive against all laws
of humanity.
offer o . f . f . e . r . offer. offer means
make available or accessible, provide or furnish.
The conference center offers a health spa.
office o . f . f . i . c . e . office. office
means place of business where professional
or clerical duties are performed. He rented
an office in the new building.
officer o . f . f . i . c . e . r . officer.
officer means any person in the armed services
who holds a position of authority or command.
An officer is responsible for the lives of
his men.
official o . f . f . i . c . i . a . l . official.
official means having official authority or
sanction. An official representative.
officially o . f . f . i . c . i . a . l . l
. y . officially. officially means in an official
role. Officially, he is in charge.
often o . f . t . e . n . often. often means
many times at short intervals. We often met
over a cup of coffee.
oh o . h . oh. oh is used to introduce a response
or a comment on something that has just been
said. You don't understand! Oh, I think I
do, Grace.
oil o . i . l . oil. oil means a slippery
or viscous liquid or liquefiable substance
not miscible with water. They are boring the
ground for oil.
OK O . K . OK. OK means an expression of agreement
normally occurring at the beginning of a sentence.
It's OK as long as it doesn't get windy.
old o . l . d . old. old means having lived
for a relatively long time or attained a specific
age. The old woman sighed wearily as she sat
down on the bus.
old-fashioned. old-fashioned. old-fashioned
means out of fashion. A suit of rather old-fashioned
appearance.
on o . n . on. on means in or into a position
covering, touching or forming part of a surface.
There's a mark on your skirt.
once o . n . c . e . once. once means on one
occasion. Once I ran into her.
one o . n . e . one. one means the smallest
whole number or a numeral representing this
number. He has the one but will need a two
and three to go with it.
one another one another. one anothermeanseach
other. They often stay at one another's houses.
other o . t . h . e . r . other. other means
not the same one or ones already mentioned
or implied. He asked for other employment.
onion o . n . i . o . n . onion. onion means
edible bulb of an onion plant. A sliced raw
onion helps relieve the pain of a bee sting.
online o . n . l . i . n . e . online. online
means controlled by or connected to a computer
or to the Internet. An online ticket booking
system.
only o . n . l . y . only. only means being
the only one; single and isolated from others.
She is not only beautiful but also amiable.
onto o . n . t . o . onto. onto means movement
on or to a particular place or position. You
will have to merge quickly when we get onto
the highway.
open o . p . e . n . open. open means affording
unobstructed entrance and exit; not shut or
closed. They left the door open.
openly o . p . e . n . l . y . openly. openly
means in an open way. He openly flaunted his
affection for his sister.
opening o . p . e . n . i . n . g . opening.
opening means an open or empty space in or
between things. There was a small opening
between the trees.
operate o . p . e . r . a . t . e . operate.
operate means direct or control; projects,
businesses, etc. Do you know how to operate a
variety of modern office machines?
operation o . p . e . r . a . t . i . o . n
. operation. operation means a planned activity
involving many people performing various actions.
They organized a rescue operation.
opinion o . p . i . n . i . o . n . opinion.
opinion means a personal belief or judgment
that is not founded on proof or certainty.
My opinion differs from yours.
opponent o . p . p . o . n . e . n . t . opponent.
opponent means a contestant that you are matched
against. Even his political opponents describe
him as an honorable man.
opportunity o . p . p . o . r . t . u . n
. i . t . y . opportunity. opportunity means a
possibility due to a favorable combination
of circumstances. The holiday gave us the
opportunity to visit Washington.
oppose o . p . p . o . s . e . oppose. oppose
means be against; express opposition to. We
oppose the ban on abortion.
opposing o . p . p . o . s . i . n . g . opposing.
opposing means characterized by active hostility.
He was injured by a vicious kick from an opposing player.
opposed o . p . p . o . s . e . d . opposed.
opposed means being in opposition or having
an opponent. Most of us are opposed to the
death penalty.
opposite o . p . p . o . s . i . t . e . opposite.
opposite means being directly across from
each other; facing. This state of the body,
which is opposite to the former, Dr.
opposition o . p . p . o . s . i . t . i . o
. n . opposition. opposition means the action
of opposing something that you disapprove
or disagree with. He encountered a general
feeling of resistance from many citizensdespite
opposition from the newspapers he went ahead
option o . p . t . i . o . n . option. option
means one of a number of things from which
only one can be chosen. What option did I
have?
or o . r . or. or means use or to link two
or more alternatives. He said he would try
to write or call as soon as he reached the
Canary Islands.
orange o . r . a . n . g . e . orange. orange
means round yellow to orange fruit of any
of several citrus trees. Orange juice made
from concentrate tastes quite different from
fresh-squeezed orange juice.
order o . r . d . e . r . order. order means
a command given by a superior (a military
or law enforcement officer) that must be obeyed.
The British ships dropped anchor and waited
for orders from London.
in order to. in order to. in order to means
marked by system; in good order. A teacher
needs to have good communication skills in
order to do her job well.
ordinary o . r . d . i . n . a . r . y . ordinary.
ordinary means not exceptional in any way
especially in quality or ability or size or
degree. The office ordinarily gets very
busy around 3:00.
organ o . r . g . a . n . organ. organ means
a fully differentiated structural and functional
unit in an animal that is specialized for
some particular function. Penguins have an
organ above their eyes that converts seawater
to fresh water.
organization o . r . g . a . n . i . z . a
. t . i . o . n . organization. organization
means an organized structure for arranging
or classifying. The facts were familiar but
it was in the organization of them that he
was original.
organize o . r . g . a . n . i . z . e . organize.
organize means cause to be structured or ordered
or operating according to some principle or
idea. We'd better get organized or we'll
never finish in time.
organized o . r . g . a . n . i . z . e . d
. organized. organized means methodical and
efficient in arrangement or function. His
life was almost too organized.
origin o . r . i . g . i . n . origin. origin
means the place where something begins, where
it springs into being. Jupiter was the origin
of the radiation.
original o . r . i . g . i . n . a . l . original.
original means preceding all others in time
or being as first made or performed. The original
inhabitants of the Americas.
originally o . r . i . g . i . n . a . l . l
. y . originally. originally means in an original
manner. The dress originally cost $75, but
with my discount it only cost me $55.
other o . t . h . e . r . other. other means
not the same one or ones already mentioned
or implied. He asked for other employment.
otherwise o . t . h . e . r . w . i . s . e
. otherwise. otherwise means in other respects
or ways. The funds are not otherwise available.
ought too. ought to. ought to means is a phrasal
modal verb. It means that it is morally right
to do a particular thing or that it is morally
right for a particular situation to exist,
especially when giving or asking for advice
or opinions.
He ought to have come by now."
ounce o . u . n . c . e . ounce. ounce means
a unit of apothecary weight equal to 480 grains
or one twelfth of a pound. The price of gold
fluctuated between $375 and $427 an ounce in
the first six months of 2004.
our o . u . r . our. our means belonging to
or connected with us. Our next trip is for
pleasure, not for work.
ours o . u . r . s . ours. ours means the
one or ones that belong to us. We often hear
it said that ours is essentially a tragic
age.
ourselves o . u . r . s . e . l . v . e . s
. ourselves. ourselves means the reflexive
form of we; used when you and another person
or other people together cause and are affected
by an action. I guess we have to decide for
ourselves what really happened.
out o . u . t . out. out means not allowed
to continue to bat or run. He was tagged out
at second on a close play.
outdoors o . u . t . d . o . o . r . s . outdoors.
outdoors means outside a building. The ceremony
was being held outdoors.
outdoor o . u . t . d . o . o . r . outdoor.
outdoor means located, suited for, or taking
place in the open air. A beautiful outdoor
setting for the wedding.
outer o . u . t . e . r . outer. outer means
being on the outside or further from a center.
Spent hours adorning the outer man.
outline o . u . t . l . i . n . e . outline.
outline means describe roughly or briefly
or give the main points or summary of. Sketch
the outline of the book.
output o . u . t . p . u . t . output. output
means final product; the things produced.
Output was up in the second quarter.
outside o . u . t . s . i . d . e . outside.
outside means relating to or being on or near
the outer side or limit. The bidettoilet itself
has not spread much outside of Japan.
outstanding o . u . t . s . t . a . n . d
. i . n . g . outstanding. outstanding means
distinguished from others in excellence. Did
outstanding work in human relations.
oven o . v . e . n . oven. oven means kitchen
appliance used for baking or roasting. She
baked bread and cakes in the oven.
over o . v . e . r . over. over means having
come or been brought to a conclusion. The
affair is over, ended, finished.
overall o . v . e . r . a . l . l . overall.
overall means involving only main features.
The overall pattern of his life.
overseas o . v . e . r . s . e . a . s . overseas.
overseas means beyond or across the sea. In
a place across an ocean. He lived overseas
for many years.
overcome o . v . e . r . c . o . m . e . overcome.
overcome means win a victory over. You must
overcome all difficulties.
owe o . w . e . owe. owe means be obliged
to pay or repay. She owes me $200.
own o . w . n . own. own means belonging to
or on behalf of a specified person (especially
yourself); preceded by a possessive. She makes
her own clothes.
owner o . w . n . e . r . owner. owner means
someone who owns (is legal possessor of) a
business. He is the owner of a chain of restaurants.
Thanks for watching! This is all for section
15: Words starting with O. You can move on
to section 16 : Words starting with P. We'll
see you next time. Goodbye!
