See more synonyms for upgrowth on Thesaurus.com
  1. the process of growing up; development: the upgrowth of nuclear science.
  2. something that grows or has grown in an upward direction: Part of the pituitary gland is an upgrowth of the roof of the mouth.

Origin of upgrowth

First recorded in 1835–45; up- + growth
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for upgrowth

Historical Examples of upgrowth

British Dictionary definitions for upgrowth


  1. the process of developing or growing upwards
  2. a result of evolution or growth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012