Meanings

airport terminal

availability (of rooms, parking, appointments, etc.)

shop on the second floor or higher

vacant room

unconstrained creativity

applying heat to an empty pan to remove its anti-rust coating

non-Euclidean space

burglary (while occupants are present)

lattice vacancy

lattice vacancy

(electron) hole

space lattice

space-time continuum

space-time

air waybill

airman

empty string

glide bomb

pilot logbook

spatiotemporal art