obduction(redirected from obducts)
Also found in: Encyclopedia.
A geologic process in which the oceanic crust of the edge of a tectonic plate is thrust over the continental crust of the edge of another, adjacent plate.
[Latin obductiō, obductiōn-, act of covering or enveloping, from obductus, past participle of obdūcere, to draw forward, cover over : ob-, toward, before; see ob- + dūcere, to lead, draw; see deuk- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.