noun see: blade Date: 15th century 1. clover 1, a trifoliolate leaf, an ornament or symbol in the form of a stylized trifoliolate leaf
TREFOIL
Meaning of TREFOIL in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012