What does the medical terminology combining form -ary mean?

Answer 1

-ary is the suffix meaning pertaining to.
it means pertaining to or located in.
The suffix 'ary means "pertaining to", "connected with", "having the character of". . . it is from the Latin arius. An example is the word ablutionary, which means Of or pertaining to washing the body, or parts of it.
Suffix meaning: pertaining to
-ary is a suffix which means: pertaining to

Answer 2

-aris is a suffix used in scientific terms (e.g., solaris, polaris)