出典:Wiktionary
出典:『Wiktionary』 (2026/04/19 19:24 UTC 版)
First attested in 1726; borrowed from Latin ōscillātus, perfect passive participle of Latin ōscillō (“to swing”) (see -ate (verb-forming suffix)), from ōscillum (“a swing”), usually identified with ōscillum (“a little face or mask hung on a tree that sways with the wind”), diminutive of ōs (“mouth, face”). See also osculate.
oscillate (third-person singular simple present oscillates, present participle oscillating, simple past and past participle oscillated)
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