Word Pronunciation & Dictionary

iso-

/aɪˈsɑ-/

Word Rarity Rare

Frequency: Zipf frequency 3.79 in modern English

Syllables: i-so-
IPA: /aɪˈsɑ-/

3

Scrabble Score

3

Letters

2

Syllables

3

Unique Chars

Meaning

prefix

Same, identical.

prefix

Equal; equivalent.

prefix

prefix

Of an aliphatic compound, especially a fatty acid, having a branch on the penultimate carbon atom of a chain.

prefix

Forms terms for specific kinds of isolines.

prefix

Example Sentences

"iso- + effect → isoeffect"
"iso- + intense → isointense"
"iso- + rhythm → isorhythm"
"iso- + methadone → isomethadone"
"iso- + hexane → isohexane"
"iso- + -therm → isotherm"

Etymology

Internationalism. Learned borrowing from Ancient Greek ἴσος (ísos, “equal”).

Regional Pronunciation

American English: /aɪsə-/
British English: /aɪsə-/

Inflected Forms

is- (alternative, before vowel)

Derived Forms

isolocal isomanifold isosymmetry isotransformation

Phrases

anteiso- isohilbert space isoinner product homeo-

Frequently Paired Words

homeo-

Synonyms

ipsi- homo- syn-//sym- equi- pari-

Antonyms

hetero- allo- aniso-

Questions

How do you pronounce iso-?: The recorded pronunciation is /aɪˈsɑ-/.
What does iso- mean?: Same, identical.
Where does iso- come from?: Internationalism. Learned borrowing from Ancient Greek ἴσος (ísos, “equal”).

How to pronounce iso-

Open the pronunciation page — Open the Speakur entry for “iso-”.
Read the phonetic spelling — Read the IPA spelling (/aɪˈsɑ-/) so you know which sounds to aim for.
Play the audio — Click Play to hear reference audio for “iso-”.
Repeat and practice — Say “iso-” aloud, matching stress and vowels until it feels natural.