Prunus cerasus pru·nus·ce·rasus uncommon noun 1. rather small Eurasian tree producing red to black acid edible fruit Synonymssour cherrysour cherry treePrunus cerasus Related words Word family Prunus cerasus austeraPrunus cerasus capronianaPrunus cerasus marasca Broader terms cherry Narrower terms amarellemorellomarasca WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.