Webster's Revised Unabridged Dictionary · 1913

Alexandrine

Alexandrine (?; 277) , adjective

Belonging to Alexandria; Alexandrian. — Bancroft

Alexandrine ({not transcribed}) , noun

[French alexandrin.]

A kind of verse consisting in English of twelve syllables.
The needless Alexandrine ends the song, That, like a wounded snake, drags its slow length along. — Pope