definition of
var.

[1] #1 vary v. become different in some particular way, without permanently losing one's or its former characteristics or essence; "her mood changes in accordance with the weather"; "The supermarket's selection of vegetables varies according to the season". wn

[2] #2 vary v. be at variance with; be out of line with. wn

[3] #3 vary v. be subject to change in accordance with a variable; "Prices vary"; "His moods vary depending on the weather". wn

[4] #4 vary v. make something more diverse and varied; "Vary the menu". wn

[5] #5 var. n. (biology) a group of organisms within a species that differ in trivial ways from similar groups; "a new strain of microorganisms". wn