Dactyl

Part of speech: noun (n.)

1. A poetical foot of three sylables (-- ~ ~), one long followed by two short, or one accented followed by two unaccented; as, L. tëgmînê, E. mer"ciful; -- so called from the similarity of its arrangement to that of the joints of a finger. [Written also dactyle.]

2. A finger or toe; a digit.

3. The claw or terminal joint of a leg of an insect or crustacean.