noun
material world; physical realm
Used in philosophical, religious, or spiritual contexts to contrast with the spiritual or immaterial world. Often appears in discussions of dualism or cosmology.
多くの宗教では、物質界と霊界の区別が重要視される。
In many religions, the distinction between the material world and the spiritual world is emphasized.
彼の哲学は物質界の現象だけを研究対象とする。
His philosophy takes only phenomena of the physical realm as its object of study.
Refers to the natural world in a broader sense, including living things and ecosystems, not necessarily in a philosophical dualism context.
Compound of 物質 (ぶっしつ, 'matter, substance') and 界 (かい, 'world, realm'). The term is a straightforward Sino-Japanese formation used in modern philosophical and religious discourse.