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List of 13-letter words containing

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There are 9 thirteen-letter words containing E, G, 2H, N, O, T and Y

HELMINTHOLOGYhelminthology n. (Zoology) The branch of zoology related to the study of helminths (parasitic worms).
HELMINTHOLOGY n. the study of parasitic worms.
HONEYMONTHINGHONEYMONTH v. (obsolete) to spend one's honeymoon, also HONEYMOON.
HYPOTHECATINGhypothecating v. Present participle of hypothecate.
HYPOTHECATE v. to pledge as security without title or possession.
HYPOTHESISINGhypothesising v. Present participle of hypothesise.
HYPOTHESISE v. to form a hypothesis, also HYPOTHESIZE, HYPOTHETISE, HYPOTHETIZE.
HYPOTHESIZINGhypothesizing v. Present participle of hypothesize.
HYPOTHESIZE v. to make a hypothesis, also HYPOTHESISE, HYPOTHETISE, HYPOTHETIZE.
HYPOTHETISINGhypothetising v. Present participle of hypothetise.
HYPOTHETISE v. to form a hypothesis, also HYPOTHESISE, HYPOTHESIZE, HYPOTHETIZE.
HYPOTHETIZINGhypothetizing v. Present participle of hypothetize.
HYPOTHETIZE v. to form a hypothesis, also HYPOTHESISE, HYPOTHESIZE, HYPOTHETISE.
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.
PHYTOPATHOGENphytopathogen n. (Biology) Any organism that is pathogenic to plants.
PHYTOPATHOGEN n. an organism parasitic on a plant host.

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.

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See this list for:

  • English Wiktionary: 12 words
  • Scrabble in French: no word
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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