''p.o.'' is the abbreviation for per os, which means
The abbreviation lol means, laugh out loud.
The abbreviation of Engg. means Engineering.
Inj. abbreviation means: injection
The abbreviation is ATM. It means Automatic Teller Machine.
The abbreviation e.g. means and is pronounced "for example." The abbreviation i.e. means and is pronounced "that is."
it means ...
In chemical term it means Cyanide
It means half strength
The name Cello is an abbreviation of the Italian violoncello, which means "little violone".
The abbreviation R.I.C.E. means Rest Ice Compression Elevation
Yes, sig is an abbreviation for signa, which means "write."