noun a transparent optical device used to converge or diverge transmitted light and to form images.
— synonyms: lense, lens_system
noun genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils.
— synonyms: genus_Lens
noun (metaphor) a channel through which something can be seen or understood.
noun biconvex transparent body situated behind the iris in the eye.
— synonyms: crystalline_lens, lens_of_the_eye
noun electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons.
— synonyms: electron_lens