onto something

: to a position on

: in or into a state of awareness about

used as a function word to indicate a set each element of which is the image of at least one element of another set

: mapping elements in such a way that every element in one set is the image of at least one element in another set

: some indeterminate or unspecified thing

: some indeterminate amount more than a specified number

: a person or thing of consequence

: in some degree : somewhat

used as an intensive giving adverbial force to an adjective