XANTHOPTERIN
Etymology
Noun
xanthopterin (countable and uncountable, plural xanthopterins)
A yellow crystalline solid that occurs mainly in the wings of butterflies and in the urine of mammals, converted by microorganisms into folic acid.
Source: Wiktionary
Recent Word Finds
Word of the Day
3 June 2025
OWNER
(noun) (law) someone who owns (is legal possessor of) a business; “he is the owner of a chain of restaurants”
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