locant

noun
lo·​cant | \ ˈlōkənt \
plural -s

Definition of locant

: the portion of a chemical name that designates the position of an atom or group in a molecule (as β- in β-naphthylamine, m- in m-xylene, 2- in 2-butanol, or 1- in glucose-1-C14)

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for locant

location + -ant

Keep scrolling for more

Learn More about locant

Statistics for locant

Cite this Entry

“Locant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/locant. Accessed 25 Feb. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Comments on locant

What made you want to look up locant? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

More Confusing Words—Quiz

  • cats on impossible timber
  • The magician ______ moved the selected card to the top of the deck.
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

TAKE THE QUIZ
Love words? Need even more definitions?

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