nodule


Also found in: Dictionary, Thesaurus, Medical, Legal, Wikipedia.
Related to nodule: Thyroid nodule

nodule:

see concretionconcretion,
mass or nodule of mineral matter, usually oval or nearly spherical in shape, and occurring in sedimentary rock. It is formed by the accumulation of mineral matter in the pore spaces of the sediment, usually around a fossil or fossil fragment acting as a nucleus.
..... Click the link for more information.
.

nodule

[′näj·ül]
(anatomy)
A small node.
A small aggregation of cells.
(botany)
A bulbous enlargement found on roots of legumes and certain other plants, whose formation is stimulated by symbiotic, nitrogen-fixing bacteria that colonize the roots.
(geology)
A small, hard mass or lump of a mineral or mineral aggregate characterized by a contrasting composition from and a greater hardness than the surrounding sediment or rock matrix in which it is embedded.
(medicine)
A primary skin lesion, seen as a circumscribed solid elevation.

nodule

1. any of the knoblike outgrowths on the roots of clover and many other legumes: contain bacteria involved in nitrogen fixation
2. Anatomy any small node or knoblike protuberance
3. a small rounded lump of rock or mineral substance, esp in a matrix of different rock material
References in periodicals archive ?
The NLST included more than 40 percent women, giving the research team a rare opportunity to look for statistically significant differences in lung nodules and lung cancer between the sexes.
If the nodule was cancer then going through a major operation on the other side of the lungs would have been too high risk so we absolutely had to know what the nodule was," said Mr Dunning.
The nodules, which are common in singers, are similar to calluses on the foot.
Histologically, nodules and polyps are indistinguishable.
This permits rapid identification of similar samples and thus of mineralogy trends with nodule size and sample depth.
Palpation for Onchocerca nodules in human population The residents from 15 years and above were mobilized for the study in each community.
It is now clear that multiple thoracoliths may be found and, while uncommon, it is a differential diagnosis for the incidental lung nodule.
Distal to the umbilicus another well-circumscribed enhancing nodule was seen lying within the subcutaneous tissue of the anterior abdominal wall (Figure 3).
Indeed, at a fixed PA dispersed phase volume, the total interfacial area, which contributes to the blend elasticity, is inversely proportional to the nodule diameter, generated during mixing.