from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See thumb.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The first, or preaxial, digit of the forelimb, corresponding to the hallux in the hind limb; the thumb. In birds, the pollex is the joint which bears the bastard wing.
from the GNU version of the Collaborative International Dictionary of English
- n. The first, or preaxial, digit of the fore limb, corresponding to the hallux in the hind limb; the thumb. In birds, the pollex is the joint which bears the bastard wing.
from The Century Dictionary and Cyclopedia
- n. In anatomy, the innermost digit of the hand or foot, when there are five; the thumb or the great toe, especially the thumb, the great toe being usually distinguished as pollex pedis, or hallux.
- n. In zoology: The innermost digit of the fore limb only, when there are five; the digit that corresponds to the human thumb.
- n. The thumb of a bird; the short digit bearing the alula or bastard wing, regarded as homologous with either the human thumb or the forefinger.
- n. The movable joint of the forceps of the lobster, crawfish, or crab; a dactylopodite.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the thick short innermost digit of the forelimb
Kopidodon macrognathus, bat Archaeonycteris pollex, and a large rodent Ailuravus macrurus have also been identified.
In forms with large pollex claws (like diplodocoids), the anatomy of the penultimate phalanx and the distal end of the first metacarpal indicates that some flexion and extension of the claw was possible: in other words, these sauropods could both lift and lower their claws (albeit not by much compared to what was possible in other dinosaurs).
This digit is called the ‘pollex,’ or thumb; and, like the others, it bears
I,ve just started playing, enjoyed it but got fed up when they made a mistake, pollex for thumb instead of pollux. on July 3, 2008 at 4:04 am | Reply Rajesh
The word “thumb” in Latin is pollex meaning “the strong one”.
Quorundam corpore partes nascuntur ad aliqua mirabiles sicut Pyrrho regi pollex in dextero pede: cuius tactu lienosis medebatur.
K, pollex (first digit, or "'thumb"); K2 and K3 second or "index" digit, and next or third digit;
Practical Taxidermy A manual of instruction to the amateur in collecting, preserving, and setting up natural history specimens of all kinds. To which is added a chapter upon the pictorial arrangement of museums. With additional instructions in modelling and artistic taxidermy.
In the forefoot all the digits except the pollex, or first, were well developed.
An "opponens" muscle is one which passes from the bones of the wrist to one or other of the bones of the middle of the hand called metacarpals, and the opponens pollicis passes of course, as its name implies, to the metacarpal of the pollex or thumb.
"Muzzle pointed; eyes prominent; ears rather large, sub-naked; fur soft (rarely mixed with spines); pollex rudimentary; claws short; tail moderate or long, scaly, with scattered hairs; no cheek pouches; skull elongate, narrow; temporal ridges nearly parallel; palate compressed; incisive foramina long; auditory bullae moderately large; coronoid process high, falcate; incisors rarely grooved; molars with transverse ridges, each composed in youth of three tubercles" (_Alston_).