dioptric
/daɪˈɒptɹɪk/
Word Rarity
Very rare
Frequency: Zipf frequency 1.28 in modern English
13
Scrabble Score
8
Letters
2
Syllables
7
Unique Chars
Meaning
adj
Acting as a medium for sight; making use of refraction (of lenses, etc.).
noun
The branch of optics concerned with refraction.
noun
A dioptric telescope.