mandibles'

mandible

[man-duh-buhl]
noun
1.
the bone of the lower jaw.
2.
a.
the lower part of the bill.
b.
mandibles, the upper and lower parts of the bill.
3.
(in arthropods) one of the first pair of mouthpart appendages, typically a jawlike biting organ, but styliform or setiform in piercing and sucking species.

Origin:
1375–1425; late Middle English < Late Latin mandibula jaw, equivalent to mandi- (combining form of Latin mandere to chew) + -bula noun suffix of means

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World English Dictionary
mandible (ˈmændɪbəl)
 
n
1.  See jaw the lower jawbone in vertebrates
2.  either of a pair of mouthparts in insects and other arthropods that are usually used for biting and crushing food
3.  ornithol either the upper or the lower part of the bill, esp the lower part
 
[C16: via Old French from Late Latin mandibula jaw, from mandere to chew]
 
mandibular
 
adj
 
mandibulate
 
n, —adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

mandible
1540s, "jaw, jawbone," from L.L. mandibula "jaw," from L. mandere "to chew." Of insect mouth parts from 1826.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

mandible man·di·ble (mān'də-bəl)
n.
A U-shaped bone forming the lower jaw, articulating with the temporal bone on either side. Also called submaxilla.


man·dib'u·lar (-dĭb'yə-lər) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
mandible   (mān'də-bəl)  Pronunciation Key 
  1. The lower part of the jaw in vertebrate animals. See more at skeleton.

  2. One of the pincerlike mouthparts of insects and other arthropods.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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