a doubly convex, transparent body in the eye, situated behind the iris, that focuses incident light on the retina.
a biconvex transparent elastic structure in the eye situated behind the iris, serving to focus images on the retina
[kris-tl-in, -ahyn, -een] /ˈkrɪs tl ɪn, -ˌaɪn, -ˌin/ adjective 1. of or like ; clear; transparent. 2. formed by . 3. composed of . 4. pertaining to or their formation. /ˈkrɪstəˌlaɪn/ adjective 1. having the characteristics or structure of crystals 2. consisting of or containing crystals 3. made of or like crystal; transparent; clear adj. […]
n. chiefly British English spelling of crystallization; for spelling, see -ize.
[kris-tl-ahyz] /ˈkrɪs tlˌaɪz/ verb (used with object), crystallized, crystallizing. 1. to form into ; cause to assume form. 2. to give definite or concrete form to: to crystallize an idea. 3. to coat with sugar. verb (used without object), crystallized, crystallizing. 4. to form crystals; become crystalline in form. 5. to assume definite or concrete […]
[kris-tl-ahyt] /ˈkrɪs tlˌaɪt/ noun, Mineralogy. 1. a minute body in glassy igneous rock, showing incipient crystallization. /ˈkrɪstəˌlaɪt/ noun 1. any of the minute rudimentary or imperfect crystals occurring in many glassy rocks