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Definition of xanthopterin

xanthopterin

/zænˈθɑːp.tɚ.ɪn/
xan · thop · ter · in
Plural:xanthopterins
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xanthopterin Lexical Profile

xanthopterin Game Scores & Validity

• noun

1

A yellow crystalline pigment of the pterin class, naturally occurring in the wings of certain butterflies, wasps, and other insects, as well as in the urine of mammals.

Example

"The distinct yellow coloration on the wings of the brimstone butterfly is primarily due to the accumulation of xanthopterin."

• Rhymes for xanthopterin

• Nearby Words

xanthomelanous
xanthophyllous
xanthopsia
xanthopterin
xanthorhiza
xanthorrhoea
xanthoxyl

Word Origin & Etymology

Derived from Greek 'xanthos' (yellow) and 'pteron' (wing), combined with the chemical suffix '-in'. It was named for its initial discovery as a vibrant yellow pigment in the wings of butterflies.

Cite this Entry

Wordmom. (2026). Definition of Xanthopterin. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/xanthopterin
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