PICOSECOND
Meaning of PICOSECOND in English
/pee"keuh sek'euhnd, puy"-/ , n.
one trillionth of a second. Abbr.: ps, psec
[ 1965-70; PICO- + SECOND 2 ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012