ISO

See also: Appendix:Variations of "iso"

English

Etymology 1

Officially from Greek ίσος (ísos, “equal”). However, a participant in the initial meetings disputes this etymology, claiming that the link to ίσος was decided on after the name ISO was set.

Pronunciation

• (Received Pronunciation) IPA^(key): /ˈaɪ.səʊ/, /ˈaɪ.ɛsˌəʊ/
• (General American) IPA^(key): /ˈaɪ.soʊ/, /ˈaɪ.ɛsˌoʊ/

• Audio (UK):

  (file)

  (official pronunciation as one word)

• Audio (UK):

  (file)

  (individual letters spoken)

• Audio (US):

  (file)

  (official pronunciation as one word)

• Audio (US):

  (file)

  (individual letters spoken)
• Homophone: iso

Proper noun

The ISO logo

ISO

1. (organisation) The International Organization for Standardization.

Noun

ISO (plural ISOs)

2. (file format) A disk image of an ISO 9660 file system (such as a CD or DVD); also used as the file extension for such a file.

   I downloaded the ISO but got an error when trying to burn it to disc.

3. (photography) A measure of film sensitivity or brightness, derived from the ISO standard.

Derived terms

• Linux ISO

 

Etymology 2

Noun

ISO (plural ISOs)

1. Initialism of Imperial Service Order.
2. (finance) Initialism of incentive stock option.
3. (music, derogatory) Abbreviation of instrument-shaped object. Used to refer to a musical instrument that is of very low quality.

Preposition

ISO

1. (in personal ads) Initialism of in search of.
   • 1992 November 23, Joseph E. Beason, “Re: gayfolk and cats”, in soc.motss‎^[2] (Usenet):

     SO's affection for cats is important, but not nearly as important as not being allergic! It's really irritating to date a person who stops breathing whenever he's in your apartment. "GWM, 26, ISO G/BiM, must be kind to animals and have no allergies to pets..."

Anagrams

• I/Os, ios, OSI, SIO, soi, OIs, OIS, SOI, iOS, IOs, Ios

Hungarian

Pronunciation

• IPA^(key): [ˈizoː]

Proper noun

ISO

1. ISO (International Organization for Standardization)

Declension

Inflection (stem in long/high vowel, back harmony)
	singular	plural
nominative	ISO	ISO-k
accusative	ISO-t	ISO-kat
dative	ISO-nak	ISO-knak
instrumental	ISO-val	ISO-kkal
causal-final	ISO-ért	ISO-kért
translative	ISO-vá	ISO-kká
terminative	ISO-ig	ISO-kig
essive-formal	ISO-ként	ISO-kként
essive-modal	—	—
inessive	ISO-ban	ISO-kban
superessive	ISO-n	ISO-kon
adessive	ISO-nál	ISO-knál
illative	ISO-ba	ISO-kba
sublative	ISO-ra	ISO-kra
allative	ISO-hoz	ISO-khoz
elative	ISO-ból	ISO-kból
delative	ISO-ról	ISO-król
ablative	ISO-tól	ISO-któl
non-attributive possessive - singular	ISO-é	ISO-ké
non-attributive possessive - plural	ISO-éi	ISO-kéi

Possessive forms of ISO
possessor	single possession	multiple possessions
1st person sing.	ISO-m	ISO-im
2nd person sing.	ISO-d	ISO-id
3rd person sing.	ISO-ja	ISO-i
1st person plural	ISO-nk	ISO-ink
2nd person plural	ISO-tok	ISO-itok
3rd person plural	ISO-juk	ISO-ik

Spanish

Proper noun

ISO f

1. ISO (International Organization for Standardization)

Further reading

• “ISO”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 2024 December 10