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spiran

noun

spiran

noun

Etymology From German Spiran. By surface analysis, spiro- + -an.

1

Chemistry, Natural sciences, Organic chemistry, Physical sciences Any of a class of bicyclic hydrocarbons in which a carbon atom has two single bonds in each of two rings; a form of spiro compound

Derived terms
azaspiran, spiranic
Related terms
spirene, spiro-

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.