spiran

S1P3I1R1A1N1

noun

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

OriginGerman Spiran →
Scrabble 8
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Meanings

nounspiran (plural spirans)

plural spirans · alternative spirane

  1. chemistryAny 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

Origin

  1. GermanSpiran
  2. Englishspiran

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

More words from German

Full word history & related roots →

Rhymes & wordplay

Anagrams

sprainspinarParins
Cite this entry
APA

spiran. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/spiran

MLA

“spiran.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/spiran. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “spiran,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/spiran.

Source: spiran on Wiktionary, CC BY-SA 4.0.