serious — demanding careful consideration or application; not joking or lighthearted
Part of speech: ADJECTIVE
Definition: demanding careful consideration or application; not joking or lighthearted
Pronunciation (IPA): /ˈsɪriəs/
Example Sentences
- My mom got serious when she found out I ate her secret chocolate stash.
- Are you serious about learning 100 English words in one day?
- The teacher's serious expression made everyone stop talking immediately.
serious
ADJECTIVE[/ˈsɪriəs/]
demanding careful consideration or application; not joking or lighthearted

Serious medical discussion

Stay serious when others get curious or furious!
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🎤Pronunciation
🌳Etymology
Origin
Derived from Latin 'serius', meaning 'weighty' or 'important'. The term evolved through medieval and modern usage to acquire its contemporary sense of 'earnest, grave, or critical in nature'.
Breakdown
Latin 'serius' (weighty, important) → English 'serious' with the addition of the adjectival suffix forming the modern sense of 'grave or earnest in manner'.
🎵Rhyme
🔗Collocations
📝Examples
“My mom got serious when she found out I ate her secret chocolate stash.”
“Are you serious about learning 100 English words in one day?”
“The teacher's serious expression made everyone stop talking immediately.”
“This is serious - we ran out of coffee in the office!”
“She is serious about pursuing her dream of becoming a K-pop idol.”
📚Related Words
Synonyms
Antonyms
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