Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD ORIGIN

1590s, from Latin cohaerere "to cleave together," in transferred use, "be coherent or consistent," from com- "together" (see co-) + haerere "to stick" (see hesitation). Related: Cohered; cohering.

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.