arista

arista
feminine noun
1edge

arista [ah-rees’-tah]
noun
1Beard or awn of cereal grains; chaff. (f)
2Edge of a rough piece of timber in naval architecture. (f)
3Cant, edge, groin, rib, arris. (f)
noun, plural
4Salient angles. (Military)

arista
sustantivo:femenino
(Botánica) beard; (Matemáticas) edge; (Alpinismo) arête; (Archit) arris;

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hearty laughter, raucous laughter, guffaw