Sinuses

noun

noun ·3 syllables ·Rare ·Advanced level

Definitions

Noun

1
plural of sinus form-of, plural

Synonyms

alveolation alveolus anatomy antrum arc armpit

Example

"Tom is in an epic battle to clear his sinuses."

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.