irregular

🇺🇸 /ɪˈreɡjələr/ 🇬🇧 /ɪˈreɡjələ(r)/
Frequency
Difficulty
Tags TOP10000CEFR-B1
adjective
R

not even or smooth in shape or pattern

The stone had an irregular surface that was not smooth.

R

not happening at regular times

Her sleep schedule was irregular and changed often.

R

not following the usual rules

The teacher said it was irregular to turn in homework late.

R

not formed in the normal way

In English, 'go' becomes 'went' in the past tense, which is irregular.

R

not part of the official army

The irregular troops fought without official orders.

noun
R

a soldier not in the official army

The irregular joined the fight without being part of the army.

translation

adj. not even or smooth in shape or pattern; not happening at regular times; not following the usual rules; not formed in the normal way; not part of the official army
n. a soldier not in the official army

Word Forms

Plural irregulars