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[ir-i-duh m] /ˈɪr ɪ dəm/

Sinus, .


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  • Irina

    [ahy-ree-nuh] /aɪˈri nə/ noun 1. a female given name.

  • Iris

    [ahy-ris] /ˈaɪ rɪs/ noun, plural irises, irides [ir-i-deez, ahy-ri-] /ˈɪr ɪˌdiz, ˈaɪ rɪ-/ (Show IPA) 1. Anatomy. the contractile, circular diaphragm forming the colored portion of the eye and containing a circular opening, the pupil, in its center. 2. Botany. any plant of the genus Iris, having showy flowers and sword-shaped leaves. Compare . 3. […]

  • Irisation

    [ahy-ri-sey-shuh n] /ˌaɪ rɪˈseɪ ʃən/ noun 1. the effect or quality of being iridescent; iridescence.

  • Iris-diaphragm

    noun, Optics, Photography. 1. a composite diaphragm with a central aperture readily adjustable for size, used to regulate the amount of light admitted to a lens or optical system. noun 1. an adjustable diaphragm that regulates the amount of light entering an optical instrument, esp a camera. It usually consists of a number of thin […]

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