List of 12-letter words beginning with

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There are 9 twelve-letter words beginning with OPT

OPTIMALISING	• optimalising v. Present participle of optimalise. • OPTIMALISE v. to bring to the most desirable or most efficient state, also OPTIMALIZE.
OPTIMALITIES	• optimalities n. Plural of optimality. • OPTIMALITY n. the state of being optimal.
OPTIMALIZING	• optimalizing v. Present participle of optimalize. • OPTIMALIZE v. to bring to the most desirable or most efficient state, also OPTIMALISE.
OPTIMISATION	• optimisation n. Alternative spelling of optimization. • OPTIMISATION n. the act of optimising, also OPTIMIZATION.
OPTIMISTICAL	• optimistical adj. Optimistic. • OPTIMISTICAL adj. optimistic, also OPTIMISTIC.
OPTIMIZATION	• optimization n. The design and operation of a system or process to make it as good as possible in some defined sense. • optimization n. (Programming) The reduction of a program or algorithm to its most efficient form, as during compilation… • OPTIMIZATION n. the act of optimizing, also OPTIMISATION.
OPTOACOUSTIC	• optoacoustic adj. (Physics) Describing any of several interactions between light and sound. • OPTOACOUSTIC adj. relating to or combining both vision and hearing.
OPTOMETRICAL	• optometrical adj. Of or pertaining to optometry. • OPTOMETRICAL adj. relating to optometry, also OPTOMETRIC.
OPTOMETRISTS	• optometrists n. Plural of optometrist. • OPTOMETRIST n. an ophthalmic optician; a person qualified to practise optometry.

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: 48 words
Scrabble in French: 20 words
Scrabble in Spanish: 9 words
Scrabble in Italian: 4 words
Scrabble in German: no word
Scrabble in Romanian: 29 words

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