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 reflector with a curved reflecting surface that forms part of a paraboloid (as opposed to, for example, a sphere)
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
a concave reflector used to produce a parallel beam when the source is placed at its focus or to focus an incoming parallel beam
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: paraboloid reflector
Antonyms: none provided
Broader terms: reflector
Narrower terms: parabolic mirror
History
No etymology was provided for this word.
