Phrase guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
A type of reflecting telescope using a concave primary mirror and a flat diagonal secondary mirror.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
reflecting telescope in which the image is viewed through an eyepiece perpendicular to main axis
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: Newtonian reflector
Antonyms: none provided
Broader terms: reflecting telescope, reflector
History
No etymology was provided for this word.
