var. var. /vɑːr/

abbreviation

1. Variety (var.) - A different form, version, or manifestation of something.  ( var. )
   variety (var.) - A different form, version, or manifestation of something.
   
2. Variant (var.) - A form or version of something that differs in some respect from other forms of the same thing or from a standard.  ( var. )
   variant (var.) - A form or version of something that differs in some respect from other forms of the same thing or from a standard.
   
3. Variable (var.) - An element, feature, or factor that is liable to vary or change.  ( var. )
   variable (var.) - An element, feature, or factor that is liable to vary or change.
   

noun

1. () (biology) a group of organisms within a species that differ in trivial ways from similar groups  ( variant , form , strain , var. )
   (biology) a group of organisms within a species that differ in trivial ways from similar groups
    A new strain of microorganisms
   a new strain of microorganisms