telescope

tele- +‎ -scope. From Latin telescopium, from Ancient Greek τηλεσκόπος (tēleskópos, “far-seeing”), from τῆλε (têle, “afar”) + σκοπέω (skopéō, “I look at”).

Coined in 1611 by the Greek mathematician Giovanni Demisiani for one of Galileo Galilei's instruments presented at a banquet at the Accademia dei Lincei.

• (UK) IPA^(key): /ˈtɛlɪskəʊp/
• (US) IPA^(key): /ˈtɛləˌskoʊp/

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• Hyphenation: tele‧scope

telescope (plural telescopes)

1. A monocular optical instrument that magnifies distant objects, especially in astronomy.
2. Any instrument used in astronomy for observing distant objects (such as a radio telescope).

telescope (third-person singular simple present telescopes, present participle telescoping, simple past and past participle telescoped)

1. (transitive, intransitive) To extend or contract in the manner of a telescope.
2. (transitive, intransitive) To slide or pass one within another, after the manner of the sections of a small telescope or spyglass.
3. (intransitive) To come into collision, as railway cars, in such a manner that one runs into another.

• binoculars
• microscope

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