transcription, транскрипция: [ -ˈpär-ti-kəl ]
noun
Date: 1929
: a very small particle ; especially : one that is microscopic in size
MICROPARTICLE
Meaning of MICROPARTICLE in English
Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003