Origin of residuum
From Latin, dating back to 1665–75; see origin at residual
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for residua
The residua of distillation remain almost entirely in the reservoir, O, from whence they are easily removed.
- a more formal word for residue
- Something remaining after removal of a part; a residue.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.