I. ˈhī-fən noun
Etymology: Late Latin & Greek; Late Latin, from Greek, from hyph' hen under one, from hypo under + hen, neuter of heis one — more at up , same
Date: circa 1620
: a punctuation mark - used especially to divide or to compound words, word elements, or numbers
• hy·phen·less -ləs adjective
II. transitive verb
Date: 1814
: hyphenate