Serious

Meaning

thoughtful; grave; requiring careful consideration; not joking

showing deep thought, sincerity, or importance; not joking

Example Sentences

This is a serious matter that needs immediate attention.

She gave me a serious look before making her decision.

Example Expressions

dead serious

Synonyms

grave, solemn, earnest, thoughtful, critical, important, severe

Entry 1

grave, solemn, earnest, thoughtful, critical

Entry 2

grave, earnest, important, solemn, severe

Antonyms

funny, lighthearted, casual, playful, humorous, trivial

Entry 1

funny, lighthearted, casual, playful, humorous

Entry 2

trivial, playful, lighthearted

Collocations

serious problem, serious consideration, serious injury, serious business, serious matter, serious illness, serious mistake

Entry 1

serious problem, serious consideration, serious injury, serious business

Entry 2

serious problem, serious matter, serious illness, serious mistake