• WordNet 3.6
    • n tubercle a protuberance on a bone especially for attachment of a muscle or ligament
    • n tubercle small rounded wartlike protuberance on a plant
    • n tubercle a swelling that is the characteristic lesion of tuberculosis
    • ***
Webster's Revised Unabridged Dictionary
    • Tubercle A small knoblike prominence or excrescence, whether natural or morbid; as, a tubercle on a plant; a tubercle on a bone; the tubercles appearing on the body in leprosy.
    • Tubercle (Med) A small mass or aggregation of morbid matter; especially, the deposit which accompanies scrofula or phthisis. This is composed of a hard, grayish, or yellowish, translucent or opaque matter, which gradually softens, and excites suppuration in its vicinity. It is most frequently found in the lungs, causing consumption.
    • ***
Century Dictionary and Cyclopedia
    • n tubercle A little tuber, or tubercule; a small tuberosity; especially, a small projection of a bone, for the attachment of a ligament or tendon, as of the femur, hyoid, scaphoid, ulna, tibia, zygoma, etc. See tuberculum and tuberosity. A small rough elevation of the surface; a wart or pimple; a hard papilla; a little swelling: as, tubercles about the base of the bill of a bird, or on a toad's back.
    • n tubercle A roughness on the humerus for the insertion of the deltoid muscle: usually called deltoid ridge.
    • ***
Chambers's Twentieth Century Dictionary
    • n Tubercle tū′bėr-kl a small tuber or swelling: a pimple: a small knob on leaves: the characteristic product of a specific micro-organism, the Bacillus tuberculosis—a new formation belonging to the group of Granulomata or granulative growths, which, in virtue of their recognised infectiveness, have been classed as Infective Granulomata
    • ***


Webster's Revised Unabridged Dictionary
L. tuberculum, dim. of tuber,: cf. F. tubercule, OF. also tubercle,. See Tuber
Chambers's Twentieth Century Dictionary
L. tuberculum, dim. of tuber.


In literature:

Papules and tubercles are often intermingled.
"Essentials of Diseases of the Skin" by Henry Weightman Stelwagon
Some wrinkled tubercles were ere long discovered, which we could easily crush between our fingers.
"Adventures of a Young Naturalist" by Lucien Biart
Five of the confined rabbits died of tubercles in the lungs and different parts of the body.
"Alcohol: A Dangerous and Unnecessary Medicine, How and Why" by Martha M. Allen
The poorly nourished offer a good soil for the tubercle bacilli in consequence of their weakness.
"Prof. Koch's Method to Cure Tuberculosis Popularly Treated" by Max Birnbaum
Fracture of the #neck of the radius# between the capsule and the tubercle is rare.
"Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition." by Alexander Miles
The radical tubercle from which it grew was filled with a milky juice.
"The Mushroom, Edible and Otherwise" by M. E. Hard
Some of the tubercles never pass beyond this stage.
"Fungi: Their Nature and Uses" by Mordecai Cubitt Cooke
Post-mortem examinations have disclosed tubercles in the membranes of the brain.
"Special Report on Diseases of Cattle" by U.S. Department of Agriculture
The cows of cities, that breathe a vitiated air, have, very generally, tubercles.
"A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition)" by Calvin Cutter
The larvae have a somewhat swollen abdomen, which is protected by bristle-bearing tubercles.
"Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6" by Various
Whenever the udder shows physical manifestation of this disease, the milk almost invariably is rich in tubercle bacilli.
"Outlines of dairy bacteriology" by H. L. Russell
Occasionally it has a rudimentary heel, but never an inner tubercle.
"Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 4" by Various
This root is entirely covered with little tubercles, filled with a very sweet liquid.
"Travels in Tartary, Thibet, and China During the years 1844-5-6. Volume 2 [of 2]" by Evariste Regis Huc
Ornamentation consists of sparse, unevenly spaced, coarse tubercles or short striae.
"A New Genus of Pennsylvania Fish (Crossoperygii, Coelacanthiformes) from Kansas" by Joan Echols
The lower extremities now begin to appear in the shape of two minute rounded tubercles.
"What a Young Husband Ought to Know" by Sylvanus Stall
Whether there was, at this time, any ulceration of tubercles in my lungs, is, to say the least, very doubtful.
"Forty Years in the Wilderness of Pills and Powders" by William A. Alcott
If tubercles or spines are present, state where.
"A Guide for the Study of Animals" by Worrallo Whitney
Indeed, in the three kinds mentioned last, the tubercles are absent in some specimens.
"North American Recent Soft-shelled Turtles (Family Trionychidae)" by Robert G. Webb
B is the body, soft and with a surface generally wrinkled or covered with small tubercles.
"Our British Snails" by John William Horsley
He describes it as having two feet armed with claws, and two ears, with five prominent and conspicuous tubercles on the back.
"Mythical Monsters" by Charles Gould

In poetry:

Some said that his liver was short of bile,
And some that his heart was over size,
While some kept arguing, all the while,
He was crammed with tubercles up to his eyes.
"The Stethoscope Song. A Professional Ballad" by Oliver Wendell Holmes

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