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arrector pili
arrector pili [ a rék tawr pli ]


noun 
Definition:
 
muscle making hair stand up: a small muscle connecting a hair follicle to the dermis that contracts to make the hair stand erect in response to cold or fear
[< modern Latin, 'raiser of hair']
Encarta® World English Dictionary [World English Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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