Relating to tides.
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.
Millora la teva pronunciació
Practica parlar i memoritzar " tidal " i moltes altres paraules i frases a anglès .