noun, feminine/e.kaj/plural: écailles
scale (of fish, reptile etc.); shell (of tortoise, oyster); tortoiseshell (manufacturing material)
“Il le regarda longtemps, attentivement, et il comptait les écailles des poissons et les boutonnières des pourpoints, tandis, que sa pensée vagabondait à la recherche d'Emma.”
Inherited from Middle French escaille, from Old French escaille (“scale”), from Frankish *skallija (“scale, shell”), from Proto-Germanic *skaljō (“scale, shell, husk”) ( > English shell), from Proto-Indo-European *(s)kelH- (“to cut, part, sunder, split, divide”). Compare Italian scaglia. Doublet of écale.