{ , v. t. [ See Coarctate, a. ] 1. To press together; to crowd; to straiten; to confine closely. [ Obs. ] Bacon. [ 1913 Webster ]

2. To restrain; to confine. [ Obs. ] Ayliffe. [ 1913 Webster ]

a. [ L. coarctatus, p. p. of coarctare to press together; co- + arctare to press together, from arctus, p. p. See Arctation. ] (Zool.) Pressed together; closely connected; -- applied to insects having the abdomen separated from the thorax only by a constriction. [ 1913 Webster ]

Coarctate pupa (Zool.), a pupa closely covered by the old larval skin, as in most Diptera. [ 1913 Webster ]