ISO

Officially from Greek ίσος (ísos, “equal”).^[1] 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.^[2]

• (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

ISO

1. (organisation) The International Organization for Standardization.

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.

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.

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..."

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

• IPA^(key): [ˈizoː]

ISO

1. ISO (International Organization for Standardization)

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

ISO f

1. ISO (International Organization for Standardization)

• “ISO”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.7, Royal Spanish Academy [Spanish: Real Academia Española], 2023 November 28