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 There are 3 thirteen-letter words containing 2A, H, 2O, T and Z| AUTHORIZATION | • authorization n. (Uncountable) Permission. • authorization n. (Countable) An act of authorizing.
 • authorization n. (Countable) (A document giving) formal sanction, permission or warrant.
 |  | HARMONIZATION | • harmonization n. An act of harmonizing. • HARMONIZATION n. the act of harmonising, also HARMONISATION.
 |  | ZOOXANTHELLAE | • zooxanthellae n. Plural of zooxanthella. • ZOOXANTHELLA n. a symbiotic dinoflagellate of the genus Symbiodinium that lives in the tissues of a number of marine invertebrates and protists.
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 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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