(of a pupa) having the body enclosed in a hardened shell or puparium.
Origin: 1375–1425 for sense “confined, restricted,” 1810–20 for current sense; late Middle English < Latincoarctātus, variant of coartātus (past participle of coartāre to press together), equivalent to co-co- + art(us) tight (see article) + -ātus-ate1