D defs.my
Entry 2 senses Webster, 1913

Cinquefoil

· Cinque·foil · IPA /ˈsɪŋkˌfɔɪl/
01 n. The name of several different species of the genus Potentilla; -- also called five-finger, because of the resemblance of its leaves to the …
  1. 1.
    The name of several different species of the genus Potentilla; -- also called five-finger, because of the resemblance of its leaves to the fingers of the hand.(Bot.) Also: five-finger
  2. 2.
    An ornamental foliation having five points or cups, used in windows, panels, etc.(Arch.)
Phrases & compounds
Marsh cinquefoil — the Potentilla palustris, a plant with purple flowers which grows in fresh-water marshes.