noun
definition
A rounded mass or irregular shape; a little knot or lump.
Examples of nodule in a Sentence
The distal tarsalia likewise fuse together, and then on to the upper ends of the metatarsals; the tarsale centrale remains sometimes as a separate osseous nodule, buried in the inter-articular pad.
Nodule (rheumatoid nodule) - firm nodules arising under the skin in areas of high pressure.
Diagnosis of NF-2 requires the presence of either a nodule or mass (tumor) on the acoustic nerve or another distinctive nervous system tumor, which may only be identifiable through imaging studies.
It was hard to believe the little nodule on the screen was actually a baby, but the doctor was certain.
The heaviest nodule weighed over 20 tons.
In 1897 Peary brought the largest nodule to New York; it was estimated to weigh nearly loo tons.
The bacteria, which are present in almost all soils, enter the root-hairs of their host plants and ultimately stimulate the production of an excrescent nodule, in which they live.
Later the nitrogen-content of the nodule decreases, most of the organisms, which are largely composed of proteid material, becoming digested and transformed into soluble nitrogenous compounds which are conducted to the developing roots and seeds.
The nitrogen-fixing nodule bacteria can be cultivated on artificial media, and many attempts have been made to utilize them for practical purposes.
At the base of the Red Crag in East Anglia, and occasionally at the base of the other Pliocene Crags, there is a " nodule bed," consisting of phosphatic nodules, with rolled teeth and bones, which were formerly worked as " coprolites " for the preparation of artificial manure.
There is no trace of a first toe, and the fifth metatarsal is represented by a small nodule.
The "eagle stones" of older writers were generally concretions of this kind, containing some substance, like sand, which rattled when the hollow nodule was shaken.
As a result the tissues become hypertrophied, producing the well-known nodule.
In the cells of the nodule the bacteria multiply and develop, drawing material from their host.
Thus, to mention examples, diphtheria toxin produces inflammatory oedema which may be followed by necrosis; dead tubercle bacilli give rise to a tubercle-like nodule, &c. Furthermore, a bacillus may give rise to more than one toxic body, either as stages in one process of change or as distinct products.
The coracoid is a prominent rounded nodule.