the GNU version of the Collaborative International Dictionary of English
adj. Extending or going across a continent.
The Century Dictionary and Cyclopedia
Across the continent; on the other side of a continent: as, a transcontinental journey; transcontinental railways.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. spanning or crossing or on the farther side of a continent
Word Usage
"We have spent millions in transcontinental lines-we have three of them practically crossing this continent; we have subsidized them so that we might have recinrocity from province to province, and trade from the East to the West."