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 There are 7 twelve-letter words containing A, 3O, R and Z| ANTHEROZOOID | • antherozooid n. Alternative form of antherozoid. • ANTHEROZOOID n. a motile male gamete produced in an antheridium, also ANTHEROZOID. |  | COLORIZATION | • colorization n. An electronic process that adds color to black and white movies. • COLORIZATION n. the act of colorizing, also COLORISATION, COLOURISATION, COLOURIZATION. |  | MOTORIZATION | • motorization n. The act of motorizing something. • MOTORIZATION n. the act of motorizing, also MOTORISATION. |  | ROBOTIZATION | • robotization n. The automation of a system or process by use of robotic devices. • ROBOTIZATION n. the act of causing a job to be done by robots, also ROBOTISATION. |  | SPERMATOZOON | • spermatozoon n. (Cytology) A reproductive cell or gamete of a male, carried in semen, that fertilizes an ovum to produce a zygote. • spermatozoön n. Alternative spelling of spermatozoon. • SPERMATOZOON n. a male sexual cell, which fertilises the egg, also SPERMATOZOAN. |  | ZOOGEOGRAPHY | • zoogeography n. The scientific study of the geographical distribution of animal species. • zoögeography n. (Zoology) Alternative spelling of zoogeography. • ZOOGEOGRAPHY n. the study of the geographic distribution of animals. |  | ZOOSPORANGIA | • zoosporangia n. Plural of zoosporangium. • zoösporangia n. Plural of zoösporangium. • ZOOSPORANGIUM n. a spore case or sporangium bearing zoospores. |  
 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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