adjective🔗Shareケイ素質の、シリカ質のOf, relating to, consisting of, or resembling silica or silicates."The desert soil was very siliceous, making it difficult for plants to grow without special adaptations. "砂漠の土壌は非常にケイ素質で、特別な適応なしに植物が育つのが困難でした。materialsubstancegeologychemistryChat with AIVocabulary GamePractice Reading