1

telescope

play
noun, often attributive tele·scope \ ˈte-lə-ˌskōp \
Updated on: 11 Sep 2017

Definition of telescope

1 :a usually tubular optical instrument for viewing distant objects by means of the refraction of light rays through a lens or the reflection of light rays by a concave mirror — compare reflector, refractor
2 :any of various tubular magnifying optical instruments

Examples of telescope in a Sentence

  1. The rings of Saturn can be seen through a telescope.

Recent Examples of telescope from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'telescope.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of telescope

New Latin telescopium, from Greek tēleskopos farseeing, from tēle- tele- + skopos watcher; akin to Greek skopein to look — more at spy


2

telescope

verb

Definition of telescope

telescoped; telescoping
intransitive verb
1 :to become forced together lengthwise with one part entering another as the result of collision
2 :to slide or pass one within another like the cylindrical sections of a collapsible hand telescope
3 :to become compressed or condensed
transitive verb
1 :to cause to telescope

Examples of telescope in a Sentence

  1. for dramatic purposes, the film telescopes the years over which the events occurred into a few short months

Recent Examples of telescope from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'telescope.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of telescope

1866


TELESCOPE Defined for English Language Learners

telescope

play
noun

Definition of telescope for English Language Learners

  • : a device shaped like a long tube that you look through in order to see things that are far away


telescope

verb

Definition of telescope for English Language Learners

  • : to become shorter by having one section slide inside another somewhat larger section

  • : to make (something) shorter in length or time


TELESCOPE Defined for Kids

1

telescope

play
noun tele·scope \ ˈte-lə-ˌskōp \

Definition of telescope for Students

:a piece of equipment shaped like a long tube that has lenses for viewing objects at a distance and especially for observing objects in outer space

2

telescope

verb

Definition of telescope for Students

telescoped; telescoping
:to slide or force one part into another


Seen and Heard

What made you want to look up telescope? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

agreeable, attractive, or delicious

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!