Definify.com
Webster 1913 Edition
Moonwort
Moon′wortˊ
(moōn′wûrtˊ)
, Noun.
(Bot.)
(a)
The herb lunary or honesty. See
Honesty
. (b)
Any fern of the genus
Botrychium
, esp. Botrychium Lunaria
; – so named from the crescent-shaped segments of its frond.