Meaning & use

imperfect

adjective·Academic

Having faults, flaws, or defects; not entirely complete or perfect.

See it in a sentence

The bakery sells imperfect loaves at a discount even though they taste fine.

Their imperfect plan still worked well enough to get the project finished on time.

A note on using this word

In grammar, the imperfect is a verb tense describing ongoing or repeated past actions, as in was walking.

Words with a similar meaning

flaweddefective

Choose a synonym to suit the sentence. Meanings can overlap without being identical.

Words with an opposite meaning

perfectflawless

Another way to use it

2. noun

A verb tense used to describe an ongoing, habitual, or incomplete action in the past.

French learners must practice the imperfect to describe repeated childhood routines.

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