ZEPTOSECOND
Meaning of ZEPTOSECOND in English
Pronunciation: ' zep-t ə - ˌ se-k ə nd, -k ə nt
Function: noun
Date: 1994
: one sextillionth of a second
Merriam Webster Collegiate English Dictionary.
Merriam Webster - Энциклопедический словарь английского языка.
2012