reflector

Từ điển Oxford Learners Wordfinder Dictionary

noun

1. device that reflects radiation (Freq. 6)
• Derivationally related forms:
reflect
• Hypernyms:
device
• Hyponyms:
mirror, parabolic reflector, paraboloid reflector, solar dish, solar collector, solar furnace
2. optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece (Freq. 1)
- Isaac Newton invented the reflecting telescope in 1668
• Syn:
reflecting telescope
• Hypernyms:
optical telescope
• Hyponyms:
Cassegrainian telescope, Gregorian telescope, coude telescope, coude system, Herschelian telescope,
off-axis reflector, Maksutov telescope, Newtonian telescope, Newtonian reflector, Schmidt telescope, Schmidt camera
• Part Meronyms:
parabolic mirror