आकाश

Monier-Williams · ākāśa
ā-kāśá m. (Ved.) or (later) n. (ifc. f. ā) a free or open space, vacuity &c. ‖ the ether, sky or atmosphere &c ‖ (am), n. (in philos.) the subtle and ethereal fluid (supposed to fill and pervade the universe and to be the peculiar vehicle of life and of sound) &c ‖ Brahma (as identical with ether) ‖ = ākāśa-bhāṣita below on ‖ (e), loc. ind. in the air (a stage direction implying something said by or to a person out of sight) &c