Meanings

Hilbert space

Euclidean space

compressed air machine

fabrication

seadrome

airport site

airfare

aviation fuel

airspace incursion

to speak from memory

to sing from memory

to learn by heart (rote)

to recite from memory

evening sky

air travel

high in the sky

high in the sky

space character

to get hungry

virtual space (e.g. in computer graphics)