lacmus

noun

lac·​mus

variants or lakmus

ˈlakməs

plural -es

: litmus

Word History

Etymology

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

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