abecedism (plural abecedisms)
- (rare) An initialism.
- 1949 April 17, editorial in The Denver Post, quoted in Levette J. Davidson, “Folklore in Modern Speech”, in Louise Pound, “Miscellany”, in American Speech, Volume 25, Number 4, Duke University Press (December 1950), page 303,
- 1996 February 21, “RossWilymz”, “Re: MENSA, a haven for people having trouble with English?”, in rec.org.mensa, Usenet, message-ID <firstname.lastname@example.org>:
- "Brook" is a verb, H.M. (as in HMS) is a well-known abecedism (how do you look in a pinafore? don't answer), and we all know what a peter is -- […]
- This word is extremely rare.