Dictionary.com

quinoxaline

[ kwi-nok-suh-leen, -lin ]
/ kwɪˈnɒk səˌlin, -lɪn /
Save This Word!

noun Chemistry.
a colorless, crystalline, water-soluble powder, C8H6N2, used chiefly in organic synthesis.
QUIZ
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?
Also quin·ox·a·lin [kwi-nok-suh-lin]. /kwɪˈnɒk sə lɪn/.

Origin of quinoxaline

1880–85; quin(ine) + (gly)oxal + -ine2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
FEEDBACK