tel·e·pho·to 
(tĕlə-fō′tō)
(tĕlə-fō′tō)adj.
1. Of or relating to a photographic lens or lens system used to produce a large image of a distant object.
2. Of or relating to an instrument that electrically transmits photographs.
n. pl. tel·e·pho·tos
1. A telephoto lens.
2. A photograph made with a telephoto lens; a telephotograph.