英语词汇“nodule”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

nod·ule

(nŏjl)

1. A small knotlike protuberance.

2. Medicine A small, abnormal but usually benign mass of tissue, as on the thyroid gland, in the lung, or under the skin.

3. Botany A small knoblike outgrowth, especially one on the roots of a leguminous plant that contains bacteria that fix nitrogen.

4. Mineralogy A small rounded lump of a mineral or mixture of minerals, usually harder than the surrounding rock or sediment.

[Middle English, from Latin nōdulus, diminutive of nōdus, knot; see ned- in the Appendix of Indo-European roots.]

nodu·lar (nŏjə-lər), nodu·lose′ (-lōs′), nodu·lous (-ləs) adj.

单词	nodule
释义	nod·ule (nŏjl) n. 1. A small knotlike protuberance. 2. Medicine A small, abnormal but usually benign mass of tissue, as on the thyroid gland, in the lung, or under the skin. 3. Botany A small knoblike outgrowth, especially one on the roots of a leguminous plant that contains bacteria that fix nitrogen. 4. Mineralogy A small rounded lump of a mineral or mixture of minerals, usually harder than the surrounding rock or sediment. [Middle English, from Latin nōdulus, diminutive of nōdus, knot; see ned- in the Appendix of Indo-European roots.] nodu·lar (nŏjə-lər), nodu·lose′ (-lōs′), nodu·lous (-ləs) adj.
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