English Explanatory Dictionary

onto

English dictionary entry

Meanings

prep
  1. Arriving upon or on top of (speaking of a physical or metaphorical movement).
  2. Aware of.
  3. Being an onto function with a codomain of (see below).
adj
  1. Attaining each of the values in its codomain; having its image equal to its codomain.

Pronunciation

/ˈɒn.tuː/ LL-Q1860 (eng)-Vealhurl-onto.wav /ˈɑn.tu/ LL-Q1860 (eng)-Wodencafe-onto.wav /ˈɔn.tu/ /ˈɔn.tʉ/ /ˈɒn.tə/ /ˈɑn.tə/ /ˈɔn.tə/ /ˈɒn.tʊ/ /ˈɑn.tʊ/ /ˈɔn.tʊ/

Word forms

onto on to

Etymology

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

Synonyms

surjective

Antonyms

off off of

Related words

one-to-one injective bijective unto

Derived words

back onto be onto be onto nothing be onto something call onto the carpet clock onto come onto cop onto cotton onto crack onto freeze onto get onto glomb onto glom onto glomp onto hang onto hang onto your hat hold onto hold onto your hat jump onto latch onto log onto map onto mitten onto onto function put onto set onto sign onto stumble onto thereonto whereonto wig onto
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