(also ˈon to ) / ˈɒntə; before vowels ˈɒntu; NAmE ˈɑːn-; ˈɔːn-/ preposition
1.
used with verbs to express movement on or to a particular place or position :
Move the books onto the second shelf.
She stepped down from the train onto the platform.
2.
used to show that sth faces in a particular direction :
The window looked out onto the terrace.
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PHRASAL VERBS
- be onto sb
- be onto sth