(of a pupa) enclosed in a hard barrel-shaped case (puparium), as in the housefly
2.
crowded or pressed together; constricted
verb(intransitive)
3. pathology
(esp of the aorta) to become narrower; become constricted
Derived forms
coarctation (ˌcoarcˈtation)
noun
Word origin
C15: from Latin coarctāre, to press together, from artus tight
coarctate in American English
(koʊˈɑrkˌteɪt)
adjective Biology
1.
compressed or constricted
2.
rigidly enclosed in the last larval skin
said of certain insect pupae
Derived forms
coarctation (ˌcoarcˈtation)
noun
Word origin
< L coarctatus, pp. of coarctare, to press together < co-, together + artare, to press together < artus, fitted, narrow < artus, a joint (see UNRESOLVED CROSS REF): sp. infl. by assoc. with arcere, to enclose