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diphenylacetylene
[ dahy-fen-l-uh-set-l-een, -feen- ]
/ daɪˈfɛn l əˈsɛt lˌin, -ˈfin- /
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This shows grade level based on the word's complexity.
noun Chemistry.
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?
Words nearby diphenylacetylene
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022