WordReference Random House Learner's Dictionary of American English © 2025a•cross /əˈkrɔs, əˈkrɑs/USA pronunciation
prep.
- from one side to the other of:a bridge across a river.
- on or to the other side of;
beyond: across the sea.
- so as to cross:The path cut across the meadow.
adv.
- from one side to another;
wide:The crater was a mile across.
- on the other side: We'll soon be across.
WordReference Random House Unabridged Dictionary of American English © 2025a•cross
(ə krôs′, ə kros′),USA pronunciation prep.
- from one side to the other of:a bridge across a river.
- on or to the other side of;
beyond:across the sea.
- into contact with;
into the presence of, usually by accident:to come across an old friend; to run across a first edition of Byron.
- crosswise of or transversely to the length of something;
athwart:coats across the bed; straddled across the boundary line.
adv.
- from one side to another.
- on the other side:We'll soon be across.
- crosswise;
transversely:with arms across.
- so as to be understood or learned:He couldn't get the idea across to the class.
- into a desired or successful state:to put a business deal across.
adj.
- being in a crossed or transverse position;
crosswise:an across pattern of supporting beams.
Collins Concise English Dictionary © HarperCollins Publishers::
across / əˈkrɒs/ - from one side to the other side of
- on or at the other side of
- so as to transcend boundaries or barriers: people united across borders by religion and history, the study of linguistics across cultures
- from one side to the other
- on or to the other side
Etymology: 13th Century: on croice, acros, from Old French a croix crosswise
'go across' also found in these entries (note: many are not synonyms or translations):