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trefoil - Meaning and Examples

Meaning of 'trefoil' (Webster Dictionary)

1 . Trefoil [ 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.
- An ornamental foliation consisting of three divisions, or foils.
- A charge representing the clover leaf.