![telescope_1 noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com telescope_1 noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com](https://www.oxfordlearnersdictionaries.com/media/english/fullsize/b/bin/binoc/binoculars_telescope.png)
telescope_1 noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com
![Antique 3 Draw Telescope, English, Brass, Day or Night, Terrestrial, Victorian - 18.8058 / LA384876 | LoveAntiques.com Antique 3 Draw Telescope, English, Brass, Day or Night, Terrestrial, Victorian - 18.8058 / LA384876 | LoveAntiques.com](https://d2wbzw6bnum9uw.cloudfront.net/media/fa6795391991410b93e3590d70b65a75_1643017550683.jpeg)
Antique 3 Draw Telescope, English, Brass, Day or Night, Terrestrial, Victorian - 18.8058 / LA384876 | LoveAntiques.com
![English: A three-dimensional model of the gigantic and intricate structure inside the enclosure of the European Extremely Large Telescope. The revolutionary design of the telescope consists of five mirrors. The main mirror, English: A three-dimensional model of the gigantic and intricate structure inside the enclosure of the European Extremely Large Telescope. The revolutionary design of the telescope consists of five mirrors. The main mirror,](https://c8.alamy.com/comp/2BAMB7G/english-a-three-dimensional-model-of-the-gigantic-and-intricate-structure-inside-the-enclosure-of-the-european-extremely-large-telescope-the-revolutionary-design-of-the-telescope-consists-of-five-mirrors-the-main-mirror-with-a-diameter-of-42-metres-is-visible-in-the-lower-part-of-the-image-and-the-secondary-mirror-can-be-seen-in-the-top-part-with-a-diameter-of-6-metres-the-secondary-mirror-has-almost-the-same-size-as-the-primary-mirrors-in-the-biggest-telescopes-currently-in-operation-a-third-mirror-with-a-diameter-of-4-metres-lies-below-the-main-mirror-and-two-additional-smaller-2BAMB7G.jpg)