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There are 17 twelve-letter words containing A, H, 2I, 2O, R and T

ABIOTROPHIESabiotrophies n. Plural of abiotrophy.
ABIOTROPHY n. bodily or mental loss of function or degeneration for reasons unknown.
ANORTHOSITICanorthositic adj. (Geology, mineralogy) Composed of anorthosite.
ANORTHOSITIC adj. of or like anorthosite.
ARISTOLOCHIAAristolochia prop.n. A taxonomic genus within the family Aristolochiaceae – over 500 species of shrubs and herbs, many having…
ARISTOLOCHIA n. any plant of the birthwort genus Aristolochia.
CHLORINATIONchlorination n. (Chemistry) The act or process of chlorinating something; especially, the addition of chlorine to water…
CHLORINATION n. the act of chlorinating.
CHORISATIONSCHORISATION n. the multiplication of parts etc. by splitting, also CHORIZATION.
CHORIZATIONSCHORIZATION n. the multiplication of parts etc. by splitting, also CHORISATION.
HARIOLATIONShariolations n. Plural of hariolation.
HARIOLATION n. prophesy.
HONORABILITYhonorability n. (American spelling) Alternative form of honourability.
HONORABILITY n. being honorable, also HONOURABILITY.
ISOCHROMATICisochromatic adj. (Optics) Having the same colour or wavelength.
isochromatic adj. Of or corresponding to constant colour.
isochromatic adj. Of uniform colour.
MITOCHONDRIAmitochondria n. Plural of mitochondrion.
mitochondria n. (Sometimes proscribed) mitochondrion.
MITOCHONDRION n. a cell structure containing enzymes that provide the cell with energy.
OPHIOLATRIESOPHIOLATRY n. worship of snakes.
RACHIOTOMIESrachiotomies n. Plural of rachiotomy.
RACHIOTOMY n. another name for laminectomy.
RADIOPHONISTRADIOPHONIST n. one who uses a radiophone.
RADIOTHORIUMradiothorium n. (Physics) The radioactive isotope thorium-228.
RADIOTHORIUM n. a radioactive isotope of thorium with the mass number 228.
RHIZOCTONIASRHIZOCTONIA n. any of a genus of imperfect fungi that includes major plant pathogens.
THEORISATIONtheorisation n. (Countable) Something theorised; a theory.
theorisation n. (Uncountable) The development of something beyond its obvious and practical scope.
theorisation n. The act of constructing a theory.
THEORIZATIONtheorization n. Alternative form of theorisation.
THEORIZATION n. the formation of theories, also THEORISATION.

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: 53 words
  • Scrabble in French: 10 words
  • Scrabble in Spanish: 17 words
  • Scrabble in Italian: 34 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 73 words


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