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contractile a. 会缩的,有收缩性的 会缩的,有收缩性的 contractile adj 1: capable of contracting or being contracted; "the contractile wings of an insect" Contractile \Con*tract"ile\, a. [Cf. F. contractile.]
tending to contract; having the power or property of contracting, or of shrinking into shorter or smaller dimensions; as, the contractile tissues. [1913 Webster] The heart's contractile force. --H. Brooke. [1913 Webster] Each cilium seems to be composed of contractile substance. --Hixley. [1913 Webster] {Contractile vacuole} (Zool.), a pulsating cavity in the interior of a protozoan, supposed to be excretory in function. There may be one, two, or more. [1913 Webster]
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