meniscus Synonyms

semilunar cartilage acessory cartilage bifocal beetroot aspheric achromatic lens trajectory sunglass snakeroot sickle parabola onion new moon burning glass sickle-shaped object horned moon cresentoid convex figure concave figure hand lens astigmatic lens trifocal old moon hornlike crescent moon monocle meniscuses menisci crescent circle cartilage bunion bulb bow bight bend arched arch arc crook curvature meniscal magnifier lunule lunula lune lens horseshoe half-moon gristle