Children's Illustrated Dictionary.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

university

universities noun

a place where students go for

the highest level of education.

Graduating from university

with advanced degrees.

N say yoo-nuh-vur-si-tee

unkind

adjective

cruel or not caring.

She was very unkind to her

little sister.

N opposite kind

unknown

adjective

never seen or heard of.

Highways were unknown

in the 19th century.

N say un-noen

unlikely

adjective

not probable.

An unlikely story.

N opposite likely

unload

unloads unloading unloaded

verb

to take things out of a vehicle

or container.

He unloaded the groceries

from the shopping cart.

N opposite load

unlock

unlocks unlocking unlocked verb

to open

something by

undoing a lock.

He unlocked his bicycle.

N opposite lock

unlucky

adjective

having bad luck, or bringing

bad luck.

It’s thought to be unlucky to

walk under ladders.

N comparisons unluckier

unluckiest

N opposite lucky

unnecessary

adjective

not needed.

It’s unnecessary to wear a coat

in very hot weather.

N say un-nes-i-sair-ee

N opposite necessary

unoccupied

adjective

vacant, or not being used.

The house had been

unoccupied for months.

N opposite occupied

unorganized

adjective

with no order or plan.

The trip was

very unorganized.

N opposite organized

unpleasant

adjective

not pleasing, or not nice.

An unpleasant smell.

N opposite pleasant

unscrew

unscrews unscrewing unscrewed

verb

to loosen by turning,

or to undo screws.

She unscrewed the numbers

from the door.

untidy

adjective

in a mess.

Her room was always untidy.

N say un-ty-dee

N opposite tidy

untie

unties untying untied verb

to undo something that

is knotted, such as rope

or thread.

She untied the rope and

rowed away.

N opposite tie

until

preposition

up to the time of.

We were awake until midnight.

untrue

adjective

false or not based on facts.

The story about the two-tailed

dog was untrue.

N opposite true

unused

adjective

not in use or never used.

An unused notebook.

N say un-yoozd

N opposite used

unusual

adjective

rare or not ordinary.

A very unusual guitar.

N say un-yoo-zhoo-al

unwise

adjective

foolish or not smart.

It was unwise to play catch

in the house.

N opposite wise

university

unpack

unpacks unpacking unpacked verb

to take things out

of a container.

Unpacking a suitcase.

N opposite pack