“maleic”

The following 3 entries include the term maleic.

maleic acid

noun

: a crystalline dicarboxylic acid C4H4O4 that is isomeric with fumaric acid and is used especially in organic synthesis

See the full definition

maleic anhydride

noun

: a caustic crystalline cyclic anhydride C4H2O3 used especially in making resins

See the full definition

maleic hydrazide

noun

: a crystalline cyclic hydrazide C4H4N2O2 used to slow plant growth

See the full definition

Word of the Day

Listen to the pronunciation of audition

See Definitions and Examples »

Test Your Vocabulary

Name That Flower

  • any of a genus helianthus especially h annuus of new world composite plants with large yellow rayed flower heads bearing edible seeds that yield an edible oil
Name That Thing

You know what it looks like… but what is it called?

TAKE THE QUIZ
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.

Pick the best words!

PLAY
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
Missing Letter A daily crossword with a twist
sandwich-happy-face
Synonym Sandwich Quiz Connect two unrelated words by picking a word syn...