Tipula \Tip"u*la\, n.; pl. L. {Tipulae}, E. {Tipulas}. [L., the water spider, or water spinner.] (Zool.) Any one of many species of long-legged dipterous insects belonging to {Tipula} and allied genera. They have long and slender bodies. See {Crane fly}, under {Crane}. [1913 Webster]