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There are 4 nine-letter words containing OPTR
| CATOPTRIC | • catoptric adj. Of, relating to, or produced by mirrors or reflections. • CATOPTRIC adj. relating to reflection, also CATOPTRICAL. |
| DIOPTRATE | • dioptrate adj. (Entomology) Divided transversely. • DIOPTRATE adj. of insects, having the compound eye divided transversely. |
| DIOPTRICS | • dioptrics n. Plural of dioptric. • dioptrics n. The study of the refraction of light, especially by lenses. • DIOPTRICS n. the study of light refraction. |
| OPTRONICS | • optronics n. Optoelectronics. • OPTRONICS n. the study or use of devices involving the interaction of electronic and light signals. |
Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.
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See this list for:
- English Wiktionary: 10 words
- Scrabble in French: 2 words
- Scrabble in Spanish: 3 words
- Scrabble in Italian: no word
- Scrabble in German: 1 word
- Scrabble in Romanian: 5 words
Recommended websites
- Visit WikWik.org - to search for words and build lists from Wiktionary's words.
- www.BestWordList.com to create personalized word lists.
- www.BestWordClub.com to play duplicate online scrabble.
- 1word.ws to play with words, anagrams, suffixes, prefixes, etc.
- Ortograf.ws to look for words.
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