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Ave atque vale. (Latin term)
Translation: "Hail and farewell."
Ave, "hail", was the Roman equivalent of "hello", and vale the equivalent of "goodbye"; as well as the Roman farewell to the dead. Catullus used this expression in closing a poem on the death of his brother: Atque in perpetuum, frater, ave atque vale or "And forever, brother, hail and farewell!"
This entry is located in the following unit: valid-, val-, vale-, -vail, -valent, -valence (page 1)
Ave atque vale. (AH-weh AHT-kweh WAH-lay) (Latin statement)
Translation: "Hail and farewell."

The Roman's used Ave, "Hail" as the equivalent of "Hello" and vale as the equivalent of "goodbye" and, in addition, as the Roman farewell to the dead.

It is stated that Catullus used this expression in closing a poem on the death of his brother: Atque in perpetuum, frater, ave atque vale. or "And forever, brother, hail and farewell!"