角かく皮ひMeanings1nouncuticlebotany›zoology›Technical term used in botany and zoology for the protective outer layer of plants, insects, etc. Synonymous with クチクラ.See also: クチクラ植しょく物ぶつの葉はの表ひょう面めんは角かく皮ひで覆おおわれている。The surface of plant leaves is covered with a cuticle.