ひだ

(1)any of the radiating leaflike spore-producing structures on the underside of the cap of a mushroom or similar fungus

(2)キノコまたは同様の菌の傘の下面にあり、葉状で放射状に広がる、胞子を作り出す構造

(3)an angular or rounded shape made by folding; "a fold in the napkin"; "a crease in his trousers"; "a plication on her blouse"; "a flexure of the colon"; "a bend of his elbow"

(4)折り曲げることによってできる角のある形

(1)