realm of the senses; sensible world; material world
Philosophical term, often used in contrast to the intelligible or spiritual world. Refers to the world as perceived through the senses.
The distinction between the realm of the senses and the intelligible world is an important theme in Platonic philosophy.
彼は感性界の現象だけを研究対象とした。
He limited his research to phenomena of the sensible world.