ret·i·no·scope 
(rĕtn-ə-skōp′)
(rĕtn-ə-skōp′)n.
An optical instrument for examining refraction of light in the eye. Also called skiascope.
- interchangeable
- interchangeableness
- interchangeably
- interchanger
- intercity
- interclavicle
- interclavicular
- intercoastal
- intercollegiate
- intercolumniation
- intercom
- intercommunal
- intercommunicate
- intercommunication
- intercommunicative
- intercommunion
- interconnect
- interconnectable
- interconnectedness
- interconnectible
- interconnection
- intercontinental
- interconversion
- interconvert
- interconvertibility