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n. Any of various plants of the genera Trifolium, Lotus, and related genera of the pea family, having compound trifoliate leaves.

n. An ornament, symbol, or architectural form having the appearance of a trifoliate leaf.

n. Any of several plants of the pea family, having compound, trifoliate leaves; especially one of the genus Trifolium.

n. A symbol having the shape of such leaves, especially when used as an architectural ornament.

n. 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.

n. An ornamental foliation consisting of three divisions, or foils.

n. A charge representing the clover leaf.

n. In anatomy, the triangular area which forms the front part of a molar tooth; the protocone, paracone, and metacone lying at the angles. Same as trigon, 6.

n. A plant of the genus Trifolium; clover.

n. The third leaf put forth by a young plant.

n. An ornamental feathering or foliation used in medieval Pointed architecture in the heads of window-lights, tracery, panelings, etc., in which the spaces between the cusps represent a three-lobed figure.

n. In heraldry, a bearing supposed to represent a clover-leaf.

n. A bombycid moth, Lasiocampa trifolii, whose larva feeds on grass and clover in Europe. Also called grass-egger and clover-egger.

Characterized by the presence or prominence of a trefoil or trefoils; consisting of trefoils; thrice foliated.

n. any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves

n. a plant of the genus Trifolium

n. an architectural ornament in the form of three arcs arranged in a circle

"* Hmmm. Sweet trefoil is purportedly yet another name for this close fenugreek relation."

architectural ornament   

water-trefoil    spanish trefoil    thorny trefoil    tree-trefoil    bird's-foot trefoil    melilot trefoil    trefoil of the diaphragm    snail-trefoil    hare's-foot trefoil    bog-trefoil   

clover    medic   

rye-grass    cinquefoil    saintfoin    clover    purl    vert    alfalfa    heartshaped    mome    plantain