Other definitions for ISO (2 of 3)
incentive stock option.
Trademark. International Organization for Standardization.
the numerical exposure index of a photographic film under the system adopted by the International Organization for Standardization, used to indicate the light sensitivity of the film's emulsion.
Other definitions for iso- (3 of 3)
a combining form meaning “equal,” used in the formation of compound words: isochromatic; in chemistry, used in the names of substances which are isomeric with the substance denoted by the base word: isocyanic acid.
Origin of iso-
3- Also especially before a vowel, is-.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use iso in a sentence
Although some of the diacritics are not found in iso-8859-1, they can be rendered as html numeric entities.
In Court and Kampong | Hugh CliffordBut it is much more quiet and pleasant than other Japanese bathing resorts I have seen—such as iso.
The Life and Letters of Lafcadio Hearn, Volume 2 | Elizabeth BislandThis fetich is also called iso (grandmother), hence the name given to the house where it is kept.
A Study of Pueblo Architecture: Tusayan and Cibola | Victor Mindeleff and Cosmos MindeleffThis compound combines with hydrocyanic acid to form a nitrile which hydrolyses to dichlor-hydroxy iso-butyric acid.
These iso-diazotates are formed much more readily when the aromatic nucleus in the diazonium salt contains negative radicals.
British Dictionary definitions for ISO (1 of 2)
/ (aɪsaʊ) /
International Organization for Standardization
Origin of ISO
1British Dictionary definitions for iso- (2 of 2)
equal or identical: isomagnetic
indicating that a chemical compound is an isomer of a specified compound: isobutane; isocyanic acid
Origin of iso-
2Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for ISO (1 of 2)
[ ī′ĕs-ō′ ]
An organization, the International Organization for Standardization, that sets standards in many businesses and technologies, including computing and communications. The term ISO is not an abbreviation, but instead derives from the Greek word īsos, meaning equal.
Scientific definitions for iso- (2 of 2)
A prefix that means equal, as in isometric, having equal measurements.
A prefix used to indicate an isomer of an organic compound, especially a branched isomer of a compound that normally consists of a straight chain. The isomer is characterized by a Y-shaped branch at the end of the chain that consists of two prongs. Each prong consists of one carbon atom. Thus isopentane contains five carbon atoms like normal pentane, but arranged as a chain of three carbons plus a Y-shaped branch of two carbons at the end.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Browse