There is no meaning for -def- as a root.
I think DEF means defence.
In programming, DEF is used to DEFINE a function. Internet Slang Def: Def on the internet might mean cool or great. Def can also be the abbreviation for the word definition.
DEF stands for DOSE EFFECT FACTOR
deff means differnt
Enersys (ENS)had its IPO in 2004.
Def is the abbreviation for the word definitely. Definitely means without doubt and is used for emphasis.
It means Definitely
Memed Ens has written: 'vrp rtm'
Mutz Ens died on 1950-06-28.
Mutz Ens was born on 1884-11-08.
Jewel Ens was born on 1889-08-24.