General & Systemic Pathology
1a. Define: "Neoplasia"
1b. Define: "Neoplasm"
1. Neoplasia: new growth
2. Neoplasm: "an abnormal mass of tissue the growth of which exceeds and is uncoordinated with that of the normal tissue and persists in the same excessive manner after the cessation of the stimuli which evoked the change."
-- Willis, RA., Pathology of Tumours. Butterworth & Co. London, 1948.