Improve trefoil چاپ meaning in English

Is there any meaning of the word trefoil چاپ that needs an edit? Please click that meaning to rewrite it.

trefoil arch

Is there any meaning of the word trefoil چاپ that needs to be removed from the list? Please click that meaning to mark it for deletion.

trefoil arch

Do you want to add a new meaning, definition, and a sentence of the word trefoil چاپ? Please feel free to add.