An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

That can be perceived by the senses.

M.E., from O.Fr. from L. sensibilis "having feeling, perceptible by the senses," from sensus, p.p. of sentire "perceive, feel," → sense.

Hess-pazir, from hess, → sense + pazir, → -able; hessidani, from hessidan (v.) + -i, → -able.

The great circle of the celestial sphere whose poles are the nadir and zenith. Same as astronomical horizon.

→ sensible; → horizon.