corpuscle
Concise Oxford English Dictionary © 2008 Oxford University Press:
corpuscle /ˈkɔːpʌs(ə)l/
▶noun
- 1 Biology a minute body or cell in an organism, especially a red or white blood cell.
- 2 historical a minute particle regarded as the basic constituent of matter or light.
– derivatives
corpuscular /kɔːˈpʌskjʊlə/ adjective.
corpuscular /kɔːˈpʌskjʊlə/ adjective.
– origin C17: from L. corpusculum ‘small body’, dimin. of corpus.
'corpuscle' also found in these Oxford entries:

