lens vs meniscus

meniscus vs lens

lens and meniscus both are nouns.

Word	Noun	Adjective	Verb	Adverb
lens	Yes	No	No	No
meniscus	Yes	No	No	No

As nouns, meniscus is a hyponym of lens; that is, meniscus is a word with a more specific, narrower meaning than lens:

lens: a transparent optical device used to converge or diverge transmitted light and to form images
meniscus: (optics) a lens that is concave on one side and convex on the other

Other hyponyms of lens include anastigmat, anastigmatic lens, camera lens, optical lens, compound lens, condenser, optical condenser, contact, contact lens, converging lens, convex lens, crown lens, concave lens, diverging lens, eyepiece, ocular, field lens, Fresnel lens, intraocular lens, eyeglass, monocle, object glass, object lens, objective, objective lens.

lens (noun)	meniscus (noun)
a transparent optical device used to converge or diverge transmitted light and to form images	(physics) the curved upper surface of a nonturbulent liquid in a vertical tube
electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons	(optics) a lens that is concave on one side and convex on the other
biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focus light on the retina	(anatomy) a disk of cartilage that serves as a cushion between the ends of bones that meet at a joint
(metaphor) a channel through which something can be seen or understood

Difference between lens and meniscus

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