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List of 13-letter words containing

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There are 17 thirteen-letter words containing E, G, H, N, O, R, T and Y

ANTIHYDROGENSantihydrogens n. Plural of antihydrogen.
ANTIHYDROGEN n. an antimatter form of hydrogen.
DEHYDROGENATEdehydrogenate v. (Chemistry, transitive) To remove hydrogen from (a substance).
DEHYDROGENATE v. to remove the hydrogen from.
GRANDMOTHERLYgrandmotherly adj. In the manner of a grandmother.
grandmotherly adj. Having the characteristics of a grandmother.
GRANDMOTHERLY adj. like a grandmother.
HETEROGENEITYheterogeneity n. (Uncountable) Diversity.
heterogeneity n. (Countable) A composition of diverse parts.
heterogeneity n. (Uncountable) The quality of a substance which is not uniform.
HYDROGENATINGhydrogenating v. Present participle of hydrogenate.
HYDROGENATE v. to combine or treat with hydrogen.
HYDROGENATIONhydrogenation n. (Chemistry) The chemical reaction of hydrogen with another substance, especially with an unsaturated…
HYDROGENATION n. the act of hydrogenating.
HYDROGENATORShydrogenators n. Plural of hydrogenator.
HYDROGENATOR n. an agent that hydrogenates.
HYDROMAGNETIChydromagnetic adj. Of or pertaining to hydromagnetics.
HYDROMAGNETIC adj. relating to hydromagnetics, a branch of mathematical physics dealing with interactions between an electricity-conducting fluid (such as an ionized gas) and a magnetic field.
HYSTEROGENIESHYSTEROGENY n. the generation of hysteria.
NEUROETHOLOGYneuroethology n. The study of animal behavior and its underlying control by the nervous system.
NEUROETHOLOGY n. the description of features of animal behaviour in terms of the mechanisms of the nervous system.
ORGANOTHERAPYorganotherapy n. (Medicine) The therapeutic use of the endocrine organs (or glandular extracts) of animals.
ORGANOTHERAPY n. treatment of disease by administration of animal organs or extracts of them, esp. of ductless gland extracts.
ORTHOHYDROGENorthohydrogen n. (Physics) form of the hydrogen molecule (H2) in which the two nuclei have parallel spin; about 75% of…
ORTHOHYDROGEN n. the form of molecular hydrogen, constituting about 75 per cent of the total at normal temperatures, in which the nuclei of the atoms spin in the same direction.
PHYTOESTROGENphytoestrogen n. (Biochemistry) A substance found in certain plants (such as genistein) which can produce effects like…
PHYTOESTROGEN n. a plant substance similar to a weak oestrogen.
REHYPNOTISINGREHYPNOTISE v. to hypnotise again, also REHYPNOTIZE.
REHYPNOTIZINGrehypnotizing v. Present participle of rehypnotize.
REHYPNOTIZE v. to hypnotize again, also REHYPNOTISE.
STEGANOGRAPHYsteganography n. The practice of hiding messages, so that the presence of the message itself is hidden, often by writing…
steganography n. Specifically: the use of small computer files to communicate secret information.
STEGANOGRAPHY n. the practice of concealing digital data within some of the pixels of an image.
UNRIGHTEOUSLYunrighteously adv. In an unrighteous manner.
UNRIGHTEOUS adv. not righteous.

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: 69 words
  • Scrabble in French: 15 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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