aga·​ric | \ ˈa-gər-ik How to pronounce agaric (audio) , ə-ˈger-ik How to pronounce agaric (audio) , -ˈga-rik \

Definition of agaric

1 : the dried fruiting body of a fungus (Fomes officinalis synonym Polyporus officinalis) formerly used in medicine
2 : any of a family (Agaricaceae) of fungi with the sporophore usually resembling an umbrella and with numerous gills on the underside of the cap

First Known Use of agaric

15th century, in the meaning defined at sense 1

History and Etymology for agaric

Middle English agaryke, kind of mushroom used medicinally, probably Laricifomes officinalis, borrowed from Latin agaricum, a tree fungus, borrowed from Greek agarikón (Dioscorides), probably from Agaría, district of Sarmatia + -ikon, neuter of -ikos -ic entry 1

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The first known use of agaric was in the 15th century

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Dictionary Entries Near agaric



agaric acid

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Cite this Entry

“Agaric.” Dictionary, Merriam-Webster, Accessed 29 Jun. 2022.

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More Definitions for agaric


aga·​ric | \ ˈag-ə-rik How to pronounce agaric (audio) , ə-ˈgar-ik How to pronounce agaric (audio) \

Medical Definition of agaric

1 : the dried fruit body of a mushroom (Fomes officinalis synonym Polyporus officinalis) formerly used in the treatment of excessive perspiration (as in the night sweats of tuberculosis)

called also larch agaric

2 : a fungus of the family Agaricaceae and especially of the genus Agaricus


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