valediction

noun

Etymology: First attested in 1614; borrowed from New Latin valedictiō, from valedīcō (“to bid farewell”) + -tiō, from valē (“farewell, so long”) + dīcō (“to say”). By surface analysis, valedict + -ion.

1. A speech made when leaving or parting company.
2. The act of parting company.
3. A word or phrase said upon leaving, such as "farewell" or "adieu".

   “Yes, the tide will surely turn, and meanwhile may one who is proud to call himself a partisan, invite whomever may feel disposed to bid the "T14s" adieux, to pause before giving them valediction and accord to them the respect that is assuredly their due.”

4. A word or phrase used to end a letter or message.