follow Dictionary.com

8 Wintry Words to Defrost Your Vocabulary

empirical formula

noun, Chemistry
1.
a chemical formula indicating the elements of a compound and their relative proportions, as (CH 2 O) n .
Origin
1820-1830
1820-30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for empirical formula

empirical formula

noun
1.
a chemical formula indicating the proportion of each element present in a molecule: C6H12O6 is the molecular formula of sucrose whereas CH2O is its empirical formula Compare molecular formula, structural formula
2.
a formula or expression obtained from experimental data rather than theory
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
Cite This Source
empirical formula in Medicine

empirical formula n.
A chemical formula that indicates the relative proportions of the elements in a molecule rather than the actual number of atoms of the elements.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
empirical formula in Science
empirical formula  
A chemical formula that indicates the relative proportions of the elements in a molecule rather than the actual number of atoms of the elements. The empirical formula of a compound may be simpler than its molecular formula, which is a multiple of the empirical formula. For example, glucose has the molecular formula C6H12O6 but the empirical formula CH2O. Compare molecular formula, structural formula.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for empirical formula

Few English speakers likely know this word

Word Value for empirical

15
19
Scrabble Words With Friends