onto

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See also: ónto, ontó, öntő, on to, onto-, and -onto

English

Alternative forms

  • on to (UK, Ireland and Commonwealth countries including Canada, Australia, New Zealand, South Africa etc)

Etymology

From on +‎ to, after into. Compare Saterland Frisian antou (“up to”).

Pronunciation

English Wikipedia has an article on:
Wikipedia
  • Rhymes: (unstressed, before consonants) -ɒntə

Preposition

onto

  1. Arriving upon or on top of (speaking of a physical or metaphorical movement).
    My cat just jumped onto the keyboard.
    • 2013 June 22, “Engineers of a different kind”, in The Economist, volume 407, number 8841, page 70:
      Private-equity nabobs bristle at being dubbed mere financiers. Piling debt onto companies’ balance-sheets is only a small part of what leveraged buy-outs are about, they insist. Improving the workings of the businesses they take over is just as core to their calling, if not more so. Much of their pleading is public-relations bluster.
  2. (informal) Aware of.
    The thought-police were onto my plans of world domination.
  3. (mathematics) Being an onto function with a codomain of (see below).
    The exponential function maps the set of real numbers onto the set of positive real numbers.

Derived terms

Translations

Adjective

onto (not comparable)

  1. (mathematics, of a function) Attaining each of the values in its codomain; having its range equal to its codomain.
    Synonym: surjective
    Considered as a function on the real numbers, the exponential function is not onto, as it never takes on values less than or equal to zero.

Translations

See also

See also

Anagrams

Mansaka

Etymology

From untu, from Proto-Malayo-Polynesian *quntu.

Noun

onto

  1. tooth
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