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

单词	cissoid
释义	WordReference Random House Unabridged Dictionary of American English © 2024 cis•soid (sis′oid),USA pronunciation n. [Geom.] Mathematicsa curve having a cusp at the origin and a point of inflection at infinity. Equation:r= 2a sinθtanθ. Greek kissoeidé̄s, equivalent. to kiss(ós) ivy + -oeidēs -oid 1650–60 cis•soi′dal, adj.
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