lacmus

noun lac·mus \ˈlakməs\
variants: or

lakmus

\ˈlakməs\

Definition of lacmus

plural

-es

  1. :  litmus

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.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of lacmus

Dutch lakmoes, from Middle Dutch leecmōs, from lēken to drip (akin to Old English leccan to moisten) + mōs green vegetables, mushy foods; akin to Old English, Old Saxon, Old Frisian mōs food, Old High German muos, Old English mete food — more at leak, meat


Seen and Heard

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

WORD OF THE DAY

a trip made at another's expense

Get Word of the Day daily email!