a European geometrid moth, Biston betularia, occurring in a pale grey speckled form in rural areas and a black form in industrial regions See also melanism (sense 1)
noun 1. the plant family Piperaceae, characterized by tropical woody vines and herbaceous plants having simple leaves, dense spikes of very small flowers, and fleshy, berrylike fruit, and including peperomia and peppers of the genus Piper.
noun, Baseball. 1. a pregame warm-up performed at a brisk rate, in which one batter bunts back balls tossed by fielders stationed a short distance away.
[pep-er-gras, -grahs] /ˈpɛp ərˌgræs, -ˌgrɑs/ noun 1. any pungent plant belonging to the genus Lepidium, of the mustard family, used as a potherb or salad vegetable. /ˈpɛpəˌɡrɑːs/ noun (US & Canadian) 1. any of various temperate and tropical aquatic or marsh ferns of the genus Marsilea, having floating leaves consisting of four leaflets: family Marsileaceae […]
[pep-er-ij] /ˈpɛp ər ɪdʒ/ noun 1. .