(UK, Ireland) telemarketing

plural of telescreen

(science fiction) A screen for broadcasting television or similar media.

(astronomy) a type of refracting telescope (refractor) similar to the one used by Galileo Galilei

(astronomy) An alt-azimuth mounted Newtonian reflector (Newtonian telescope); a type of reflecting telescope (reflector).

plural of liquid mirror telescope

One who uses a telescope.

plural of telescopist

Relating to teleseismology.

telesales