agaric
Concise Oxford English Dictionary © 2008 Oxford University Press:
agaric /ˈag(ə)rɪk, əˈgɑːrɪk/
▶noun a fungus of an order (Agaricales) including all those with a cap with gills on the underside, e.g. mushrooms.
– origin ME: from L. agaricum, from Gk agarikon ‘tree fungus’.
'agaric' also found in these Oxford entries:

