What is the meaning of Wreath?

Something twisted, intertwined, or curled.

An ornamental circular band made, for example, of plaited flowers and leaves, and used as decoration; a garland or chaplet, especially one given to a victor.

A defect in glass.

An appendage to the shield, placed above it, and supporting the crest; an orle, a torse. It generally represents a twist of two cords of silk, one tinctured like the principal metal, the other like the principal color in the coat of arms.

Alternative spelling of wreathe

Source: wiktionary.org