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

nu·ta·tion

(n-tāshən, ny-)

1. The act or an instance of nodding the head.

2. A wobble in a spinning gyroscope or other rotating body.

3. Astronomy A small periodic irregularity in the precessional motion of the earth's polar axis with respect to the pole of the ecliptic.

4. Botany A slight curving or circular movement in a stem, as of a twining plant, caused by variation in growth rates of different parts.

[Latin nūtātiō, nūtātiōn-, from nūtātus, past participle of nūtāre, frequentative of -nuere, to nod.]

nu·tation·al adj.

单词	nutation
释义	nu·ta·tion (n-tāshən, ny-) n. 1. The act or an instance of nodding the head. 2. A wobble in a spinning gyroscope or other rotating body. 3. Astronomy A small periodic irregularity in the precessional motion of the earth's polar axis with respect to the pole of the ecliptic. 4. Botany A slight curving or circular movement in a stem, as of a twining plant, caused by variation in growth rates of different parts. [Latin nūtātiō, nūtātiōn-, from nūtātus, past participle of nūtāre, frequentative of -nuere, to nod.] nu·tation·al adj.
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