Căp'tion, n.
n. [Lat. captio, from capere, to take, seize.]
Sense 1. (Law.) That part of a legal instrument, as a commission, indictment, &c., which shows where, when, and by what authority, it was taken, found, or executed. Bouvier. Wharton.
Sense 2. The act of taking or arresting a person by judicial process. [Rare.] Bouvier.
Sense 3. The heading of a chapter, section, or page.
☞ In this sense, the word is an Americanism, but is not used by our best writers.