Tidal
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 11:54的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/tidal ref] From tide + -al == etymonline == [https://www.etymonline.com/word/tidal…”的新页面）
wiktionary
From tide + -al
etymonline
tidal (adj.)
1807, a hybrid formation from tide (n.) + Latin-derived suffix -al (1). A tidal wave (1819) properly is high water caused by movements of the tides; erroneous use for "tsunami, great ocean wave caused by an earthquake, etc." is recorded from 1868.
