meniscus

English Thesaurus

1. (physics) the curved upper surface of a nonturbulent liquid in a vertical tube (noun.artifact)

hypernym	:	surface,
definition	:	the outer boundary of an artifact or a material layer constituting or resembling such a boundary (noun.artifact)

domain category	:	natural philosophy, physics,
definition	:	the science of matter and energy and their interactions (noun.cognition)

2. (optics) a lens that is concave on one side and convex on the other (noun.artifact)

hypernym	:	lens, lens system, lense,
definition	:	a transparent optical device used to converge or diverge transmitted light and to form images (noun.artifact)

domain category	:	optics,
definition	:	the branch of physics that studies the physical properties of light (noun.cognition)

3. (anatomy) a disk of cartilage that serves as a cushion between the ends of bones that meet at a joint (noun.body)

hypernym	:	cartilage, gristle,
definition	:	tough elastic tissue; mostly converted to bone in adults (noun.body)

domain category	:	anatomy, general anatomy,
definition	:	the branch of morphology that deals with the structure of animals (noun.cognition)