Definify.com

Webster 1913 Edition


Trefoil

Tre′foil

,
Noun.
[L.
tres
three + E.
foil
leaf; cf. F.
frèfle
, It.
trifoglio
, L.
trifolium
. See
Tri-
,
Foil
leaf, and cf.
Trifoly
.]
1.
(Bot.)
Any plant of the genus
Trifolium
, which includes the white clover, red clover, etc.; – less properly, applied also to the nonesuch, or black medic. See
Clover
, and
Medic
.
2.
(Arch.)
An ornamental foliation consisting of three divisions, or foils.
3.
(Her.)
A charge representing the clover leaf.

Webster 1828 Edition


Trefoil

TRE'FOIL

,
Noun.
[L. trifolium; tres, three, and folium, leaf.]
The common name for many plants of the genus Trifolium; also, in agriculture, a name of the medicago tupulina, a plant resembling clover, with yellow flowers, much cultivated for hay and fodder.

Definition 2024


trefoil

trefoil

English

Trifolium repens
Architectural trefoil

Noun

trefoil (plural trefoils)

  1. Any of several plants of the pea family, having compound, trifoliate leaves; especially one of the genus Trifolium.
  2. A symbol having the shape of such leaves, especially when used as an architectural ornament.

Coordinate terms

Translations

Anagrams