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arrector pili. In DICTIOUS you will not only get to know all the dictionary meanings for the word
arrector pili, but we will also tell you about its etymology, its characteristics and you will know how to say
arrector pili in singular and plural. Everything you need to know about the word
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English
Etymology
Latin
Noun
arrector pili (plural arrectores pilorum)
- (anatomy) Any of the small muscles attached to hair follicles in mammals, contraction of which causes the hairs to stand on end.