any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
having substance or material existence; perceptible to the senses; "a physical manifestation"; "surrounded by tangible objects"
concerned with material things; "physical properties"; "the physical characteristics of the earth"; "the physical size of a computer"
characterized by energetic bodily activity; "a very physical dance performance"
according with material things or natural laws (other than those peculiar to living matter); "a reflex response to physical stimuli"
involving the body as distinguished from the mind or spirit; "physical exercise"; "physical suffering"; "was sloppy about everything but her physical appearance"
relating to the sciences dealing with matter and energy; especially physics; "physical sciences"; "physical laws"