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One of a pair of elongated, often segmented appendages usually found near the mouth in invertebrate organisms such as mollusks, crustaceans, and insects, the functions of which include sensation, locomotion, and feeding. Also called palpus.
pal′pal (păl′pəl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
n, pl palps or palpi (ˈpælpaɪ)
1. (Zoology) either of a pair of sensory appendages that arise from the mouthparts of crustaceans and insects
2. (Zoology) either of a pair of tactile organs arising from the head or anterior end of certain annelids and molluscs
[C19: from French, from Latin palpus a touching]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
n., pl. -pi (-pī).
an appendage attached to an oral part and serving as an organ of sense in insects, crustaceans, etc.
[1805–15; < New Latin; Latin palpus or palpum palm of the hand]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
A segmented organ extending from the mouthparts of arthropods, used for touch or taste.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.