- a quantity expressed in more than one denomination or unit, as one foot six inches or one minute twenty seconds.
Origin of compound number
First recorded in 1550–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a quantity expressed in two or more different but related units3 hours 10 seconds is a compound number
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