mil·li·sec·ond 
(mĭlĭ-sĕk′ənd)
(mĭlĭ-sĕk′ənd)n. Abbr. ms or msec
One thousandth (10-3) of a second.
- irresponsive
- irresponsively
- irresponsiveness
- irretrievability
- irretrievable
- irretrievableness
- irretrievably
- irreverence
- irreverent
- irreverently
- irreversibility
- irreversible
- irreversibleness
- irreversibly
- irrevocability
- irrevocable
- irrevocableness
- irrevocably
- irrigable
- irrigate
- irrigation
- irrigational
- irrigator
- irritability
- irritable