verb (used with object)
verb (used without object)
adjective, cross·er, cross·est.
- Biology. (of a chromosome segment) to undergo crossing over.
- to switch allegiance, as from one political party to another.
- to change successfully from one field of endeavor, genre, etc., to another: to cross over from jazz to rock.
- to die; pass away.
- to change arrangements made with; deceive: He crossed me up after we had agreed to tell the police the same story.
- to confuse: I was supposed to meet him at the station, but got crossed up.
Origin of cross
Examples from the Web for cross-over
As with the Cross-over, this movement is completed in eight bars.
In the first two bars partners cross exactly as in the Cross-over—right shoulder to right shoulder.
My dearest Mother,—The cake was delicious: it tasted of Blackdeep, and the cross-over will be most useful.More Pages from a Journal|Mark Rutherford
Well pull back to Janesburg and from there take the cross-over line and go on by the Northern Route.Ruth Fielding In the Saddle|Alice B. Emerson
The resulting percentages, or cross-over values, are used as measures of the distances between loci.Sex-linked Inheritance in Drosophila|Thomas Hunt Morgan
British Dictionary definitions for cross-over (1 of 3)
noun the Cross
British Dictionary definitions for cross-over (2 of 3)
British Dictionary definitions for cross-over (3 of 3)
- the process of crossing; hybridization
- an individual produced as a result of this process
- slang dishonestly
- to meet and passthe two trains crossed
- (of each of two letters in the post) to be dispatched before receipt of the other
- to trace the form of the Cross, usually with the thumb or index finger upon (someone or something) in token of blessing
- to make the sign of the Cross upon (oneself)
Word Origin for cross
Science definitions for cross-over
Idioms and Phrases with cross-over
In addition to the idioms beginning with cross
- cross a bridge when one comes to it
- cross as a bear
- cross my heart and hope to die
- cross one's fingers
- cross one's mind
- cross over
- cross someone's palm with silver
- cross someone's path
- cross swords
- cross the Rubicon
- cross to bear
- cross up
- at cross purposes
- at the crossroads
- caught in the middle (cross-fire)
- dot one's i's and cross one's t's
- double cross
- get one's wires crossed