D defs.my
Entry 2 senses Webster, 1913

Dactyl

/(dăk"tĭl)/ · Dac·tyl · IPA /ˈdæktɪl/
01 n. A poetical foot of three sylables (-- ⌣ ⌣), one long followed by two short, or one accented followed by two unaccented; as, L. tëgmĭnĕ, E. …
  1. 1.
    A poetical foot of three sylables (-- ⌣ ⌣), one long followed by two short, or one accented followed by two unaccented; as, L. tëgmĭnĕ, E. mer"ciful; -- so called from the similarity of its arrangement to that of the joints of a finger.(Pros.)
  2. 2.
    A finger or toe; a digit.(Zool.)