COARCTATING
Verb
coarctating
present participle of coarctate
Source: Wiktionary
COARCTATE
Co*arct", Co*arc"tate, v. t. Etym: [See Coarctate, a.]
1. To press together; to crowd; to straiten; to confine closely.
[Obs.] Bacon.
2. To restrain; to confine. [Obs.] Ayliffe.
Co*arc"tate, a. Etym: [L. coarctatus, p. p. of coarctare to press
together; co- + arctare to press together, from arctus, p. p. See
Arctation.] (Zoöl.)
Definition: Pressed together; closely connected; -- applied to insects
having the abdomen separated from the thorax only by a constriction.
Coarctate pupa (Zoöl.), a pupa closely covered by the old larval
skin, as in most Diptera.
Source: Webster’s Unabridged Dictionary 1913 Edition