Added 9 October 2026
tidal
/ˈtaɪ.d(ə)l/ adjective
Latin root: word Wiktionary
adjective Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about tidal at Wordnik → Where our words come from →
Origin
From tide + -al. Probably a hybrid formation within English. Alternatively it might be from an unattested British Medieval Latin *tīdālis, derived from rare tīda, from Old English tīd. The usual Latin word for “tidal” is aestuālis.
From Wiktionary, via Kaikki.org (CC BY-SA)