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 There are 7 thirteen-letter words containing A, B, 2I, 3O and T| ACTINOBIOLOGY | • actinobiology n. The study of the effects of radiation upon living organisms. • ACTINOBIOLOGY n. the branch of biology concerned with the effects of radiation on living organisms.
 |  | AEROBIOLOGIST | • aerobiologist n. A biologist specializing in aerobiology. • AEROBIOLOGIST n. one who studies airborne microorganisms.
 |  | AGROBIOLOGIST | • agrobiologist n. One who studies bacteria and other organisms in soil for the purpose of growing crops or feeding animals. • agrobiologist n. One who studies the nutrition or breeding of animals or crops.
 • AGROBIOLOGIST n. one who studies plant nutrition and soil yields.
 |  | ORNITHOPHOBIA | • ornithophobia n. Fear of birds. • ORNITHOPHOBIA n. fear of birds.
 |  | ROBOTISATIONS | • ROBOTISATION n. the act of causing a job to be done by robots, also ROBOTIZATION. |  | ROBOTIZATIONS | • robotizations n. Plural of robotization. • ROBOTIZATION n. the act of causing a job to be done by robots, also ROBOTISATION.
 |  | TOXICOPHOBIAS | • TOXICOPHOBIA n. the morbid fear of poisoning, also TOXIPHOBIA. | 
 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 1Word.ws and WikWik.org.
 
 See this list for:English Wiktionary: 30 wordsScrabble in French: 4 wordsScrabble in Spanish: 8 wordsScrabble in Italian: 18 wordsScrabble in German: no wordScrabble in Romanian: 37 words
 
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