Definitions

1. adverb

in isolation or in a controlled environment, especially in photography, to produce a standard or uniform result

“The camera is set to iso 400 for optimal image quality.”

2. noun

a standard unit of measurement, especially for the sensitivity of a camera’s image sensor

“The camera’s iso range is from 100 to 64000.”

3. prefix

equal or identical

“Isochronous refers to events occurring at the same time interval.”

4. prefix

same, identical, or corresponding

“Isomorphic refers to structures or organisms having the same shape or structure.”