1. United States physicist who discovered antimatter in the form of an antielectron that is called the positron (1905-1991); [syn: Anderson, Carl Anderson, Carl David Anderson]
WordNet (r) 3.0 (2006):
Carl David Anderson
n 1: United States physicist who discovered antimatter in the
form of an antielectron that is called the positron
(1905-1991) [syn: Anderson, Carl Anderson, Carl David
Anderson]