Dictionary.com
Thesaurus.com
Jump To:
  • iso
    iso
    noun
  • ISO
    ISO
    abbreviation
    incentive stock option.
  • iso-
    iso-
    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.

iso

1 American  
[ahy-soh] / ˈaɪ soʊ /

noun

  • isos
    plural
  1. Television Slang. isolated camera.

  2. Sports.

    1. Basketball. a play in which an offensive player and a single defender are isolated and must play one-on-one.

    2. Football. a play in which a fullback acts as a blocker for the halfback.


ISO 2 American  

abbreviation

  1. incentive stock option.

  2. the numerical exposure index of a photographic film, used to indicate the light sensitivity of the film's emulsion.

  3. in search of: (used inclassified ads ).

    ISO roommate for a 2 bed/1 bath apartment.


ISO 3 American  
Trademark.
  1. International Organization for Standardization: an international nongovernmental organization that issues standards across a variety of industries.


iso- 4 American  
  1. 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.


iso- 1 British  

combining form

  1. equal or identical

    isomagnetic

  2. indicating that a chemical compound is an isomer of a specified compound

    isobutane

    isocyanic acid

"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

ISO 2 British  
/ aɪsaʊ /

noun

  1. International Organization for Standardization

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of iso1

By shortening; cf. -o

Origin of iso-4

From Greek, combining form of ísos “equal”

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“They do play a style, they do run a lot of iso stuff with Kawhi and then with PG, so if you look at James and James’ style, it fits in.

From Los Angeles Times Oct. 31, 2023

“Coach called a timeout and drew up the play. I was able to iso and pull up on the smaller guard.”

From Seattle Times Feb. 20, 2022

Yeah, it's a lot of handle and it's a lot of iso and picking on the weak guy.

From Salon Mar. 6, 2021

This concept is known as the iso principle, which is a technique music therapists use to alter the mood of a patient.

From The Guardian Apr. 15, 2020

I tried to stand, but the room spun around me and I iso plopped back down.

From "Chains" by Laurie Halse Anderson

For those wanting to watch the eclipse, the safest way to do so is by using certified eclipse glasses that meet the ISO 12312-2 safety standard, or by viewing the eclipse indirectly.

From BBC Aug. 11, 2026

Experts recommend specifically designed eclipse glasses which filter UV rays that meet the standard ISO 12312-2:2015.

From Barron's Aug. 11, 2026

Legitimate pairs will have safety certification ISO 12312-2 or ISO 12312-2:2015 printed somewhere on the glasses, according the Royal Observatory Greenwich.

From BBC Aug. 10, 2026

The New York ISO asked dozens of large electricity users including manufacturers to ramp down their power usage on certain days to help make sure there was enough power.

From Barron's Feb. 6, 2026

Like a pilot dipping the plane into a tailspin to practice pulling back out, she would deliberately take photos out of focus, with the wrong shutter speed or the wrong ISO, to see what happened.

From "Little Fires Everywhere" by Celeste Ng

This season, while Beal has led the Wizards with a 22.6 scoring average, DeRozan shed his former iso- and midrange-heavy ways, expanding his game to the three-point arc and averaging 23 points.

From Washington Post Apr. 13, 2018

Most of Vienna is Baroque, in fine fashion, but there are iso- lated examples of Gothic.

From Terminal Compromise: computer terrorism: when privacy and freedom are the victims: a novel by Winn Schwartau

“They went wherever they wanted to go, scoring from the paint, floaters, isos, offensive rebounds, free throws, 3s,” said Milwaukee’s Giannis Antetokounmpo, who had 34 points and 13 rebounds.

From Seattle Times Mar. 4, 2023

In technical terms, these groups are connected by an “isomorphism,” a term whose etymology—from the Greek isos, meaning “equal,” and morphe, meaning “form”—indicates its meaning.

From Scientific American Sep. 14, 2021

The Lakers’ offensive sets were monotonous in the extreme – Kobe isos near the elbow that lead to either penetration toward the hoop or a wild fadeaway jumper.

From The Guardian Apr. 14, 2016

The 1833 edition has no title but this quotation from Sappho prefixed:— 'Phainetai moi kaenos isos theoisin Emmen anaer'—SAPPHO.

From The Early Poems of Alfred Lord Tennyson by John Churton Collins

Such zones or divisions of the land, ocean, or atmosphere, which have an equal degree of mean annual warmth, are said to be isothermal, from ισος, isos, equal, and θερμη, therme, heat.

From Principles of Geology or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology by Sir Charles Lyell

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training