English Reference

Word

apt

US/ˈæpt/

UK/ˈæpt/

Definitions

01suitable

B2

adj. exactly right or appropriate for a particular situation.

adj. appropriate or suitable in the circumstances. Often used to describe remarks, descriptions, or names.

“The title of the book is very apt because it describes the story perfectly.”

“The critic provided an apt description of the film, capturing its melancholic atmosphere in just a few well-chosen words.”

02likely to do something

B2

adj. having a natural tendency to do something, or likely to act in a certain way.

adj. having a habitual tendency or being likely to do something. Usually followed by a 'to' infinitive.

“Be careful with that glass; it is apt to break if you drop it.”

“In such a high-pressure environment, even the most experienced staff are apt to make minor clerical errors during a long shift.”

Usage

Usually followed by 'to' and a verb.

Antonyms

03quick to learn

C1

adj. quick to learn or understand new things.

adj. demonstrating mental agility or a natural capacity for quick learning.

“The teacher noticed that the new girl was an apt pupil who finished her work early.”

“As an apt student of political history, she quickly identified the parallels between the current crisis and the events of the previous century.”

Formal

Antonyms

04apartment

A2

n. a short way of writing the word 'apartment'.

n. a standard abbreviation for 'apartment', frequently used in postal addresses and real estate listings.

“Please send the package to 402 Maple Street, Apt. 4B.”

“The delivery driver struggled to find the correct entrance because the building contained over fifty individual apartments labeled only with 'Apt' and a number.”

American English

Usage

Often written with a capital letter (Apt.) in addresses.

Synonyms

Real-World Examples

“At higher altitudes, dehydration is apt to happen faster.”
Smithsonian Magazine · 27 Aug 2026
“That is a rare dark moment in a cheerful show, but the association with food is apt.”
The Guardian · 23 Aug 2026

Word family

adaptVerbaptAdjectiveaptlyAdverb

Related words

Domain

Computing

This entry

Level
C1 · Advanced
Frequency
Frequent
Updated

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English Reference