灰かい白はくかいはくMeanings1noungray; grey; griseousRefers to a gray or grayish-white color. Often used in technical or descriptive contexts, such as in biology or art.その鳥とりの羽はねは灰かい白はく色しょくをしている。The bird's feathers are grayish-white.灰かい白はくの壁かべが部屋へやを明あかるく見みせている。The gray walls make the room look brighter.