erigeron

noun

erig·​er·​on ə-ˈri-jə-ˌrän 

: any of a widely distributed genus (Erigeron) of composite herbs with flower heads that resemble asters but have fewer and narrower involucral bracts

Word History

Etymology

New Latin, from Latin, groundsel, from Greek ērigerōn, from ēri early + gerōn old man; from the hoary down of some species — more at ere, geronto-

First Known Use

1601, in the meaning defined above

Medical Definition

erigeron

noun

erig·​er·​on ə-ˈrij-ə-rən  -ˌrän 

1

capitalized : a widely distributed genus of composite herbs having flower heads resembling asters

2

a

: any plant of the genus Erigeron

b

: the leaves and tops of plants of the genus Erigeron occasionally and especially formerly used as a diuretic and as a hemostatic in uterine hemorrhage

c

: erigeron oil