'Trefoil' is a term in Gothic architecture given to the ornamental foliation or cusping introduced in the heads of window-lights, tracery, and panellings, in which the centre takes the form of a three-lobed leaf (formed from three partially overlapping circles).

The meaning of TREFOIL is clover; broadly : any of several leguminous herbs (such as bird's-foot trefoil) with leaves that have or appear to have three leaflets.

Define trefoil. trefoil synonyms, trefoil pronunciation, trefoil translation, English dictionary definition of trefoil. trefoil n. 1. Any of various plants of the pea family, chiefly of the genera Trifolium and Lotus, having compound trifoliolate leaves. 2. An ornament,...

May 16, 2024 · A trefoil is a symbol that looks like three leaves put together. It is commonly found in both religious and heraldic motifs, and...

TREFOIL meaning: 1. one of many different small, wild plants related to clover that have leaves divided into three…. Learn more.

Trefoil definition: Any of various plants of the pea family, chiefly of the genera Trifolium and Lotus, having compound trifoliolate leaves.

What does the noun trefoil mean? There are eight meanings listed in OED's entry for the noun trefoil , two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Definition of trefoil noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

TREFOIL definition: any of numerous leguminous plants of the temperate genus Trifolium , having leaves... | Meaning, pronunciation, translations and examples in American English

any of a number of plants with leaves divided into three leaflets, as the clover, tick trefoil, and certain species of lotus