释义 |
constriction /kənˈstrɪkʃn /noun [mass noun]1The action of making something narrower by pressure or of becoming narrower; tightening: asthma is a constriction of the airways...- Sponges are capable of regulating the amount of flow through their bodies by the constriction of various openings.
- The initial phase of the process is vascular constriction.
- Similarly, histamine arises in many tissues by the decarboxylation of histidine, which in excess causes constriction or dilation of various blood vessels.
Synonyms tightening, narrowing, shrinking, squeezing; tightness, pressure, compression, contraction, cramp; obstruction, blockage, impediment, congestion; choking, strangulation; Medicine stricture, stenosis archaic straitening 1.1 [count noun] A place where something has become tighter or narrower; an obstruction: flow was impeded at bends and constrictions...- The diagnosis is emended to include the new observation of basal constrictions at dichotomies.
- The treated limb will show patchy areas of pallor caused by arteriolar constriction.
- The aganglionic segment is of normal caliber without stricture or constriction.
Rhymesaddiction, affliction, benediction, conviction, crucifixion, depiction, dereliction, diction, eviction, fiction, friction, infliction, interdiction, jurisdiction, malediction, restriction, transfixion, valediction |