\Hy"phen\, n. [L., fr. Gr. ?, fr. ? under one, into one,
together, fr. ? under + ?, neut. of ? one. See {Hypo-}.]
(Print.)
A mark or short dash, thus [-], placed at the end of a line
which terminates with a syllable of a word, the remainder of
which is carried to the next line; or between the parts of
many a compound word; as in fine-leaved, clear-headed. It is
also sometimes used to separate the syllables of words.

\Hy"phen\, v. t. [imp. & p. p. {Hyphened}; p. pr. & vb.
n. {Hyphening}.]
To connect with, or separate by, a hyphen, as two words or
the parts of a word.