2. A Hebrew poem in which the lines or stanzas begin with the letters of the alphabet in regular order (as Psalm cxix.). See Abecedarian. Double acrostic, a species of enigma, in which words are to be guessed whose initial and final letters form other words.

ACROSTIC; ACROSTICAL
A*cros"tic, A*cros"ti*cal, n.

Defn: Pertaining to, or characterized by, acrostics.

ACROSTICALLY
A*cros"tic*al*ly, adv.

Defn: After the manner of an acrostic.

ACROTARSIUM
Ac`ro*tar"si*um, n. Etym: [NL., from Gr. (Zoöl.)

Defn: The instep or front of the tarsus.

ACROTELEUTIC
Ac`ro*te*leu"tic, n. Etym: [Gr. (Eccles.)

Defn: The end of a verse or psalm, or something added thereto, to be sung by the people, by way of a response.

ACROTER
Ac"ro*ter, n. Etym: [F. acrotère. See Acroterium.] (Arch.)