Diplotaxis tenuifolia dip·lo·ta·xistenuifolia uncommon noun 1. yellow-flowered European plant that grows on old walls and in waste places; an adventive weed in North America Synonymswall rocketDiplotaxis muralisDiplotaxis tenuifolia Related words Broader terms herb Parts Diplotaxis WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.