corpuscular adjective. 
[kɔ:'pʌskjʊlǝ] M17.[formed as CORPUSCLE + -AR1.]1.  Involving the idea or hypothesis of corpuscles. 
M17.corpuscular theory History of Science: that light consists of a stream of particles; also called 
emission theory.
2.  Of or pertaining to corpuscles; consisting of or being corpuscles. 
L17. ■   corpuscu'larian adjective & noun (a) adjective = 
CORPUSCULAR 1; 
(b) noun (
History of Science) a person who believed that matter, or light, is composed of corpuscles: 
M17.  [TahlilGaran] English Dictionary ▲