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List of 13-letter words containing

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There are 20 thirteen-letter words containing E, H, O, 2P and 2T

ANTHROPOPHYTEanthropophyte n. (Ecology) A plant introduced into a new habitat by humans.
ANTHROPOPHYTE n. a plant introduced incidentally in the course of cultivation.
METAPHOSPHATEmetaphosphate n. (Chemistry) Any salt or ester of metaphosphoric acid.
METAPHOSPHATE n. a salt or ester of a metaphosphoric acid.
PHOSPHORETTEDPHOSPHORETTED adj. combined with phosphorus, also PHOSPHURETTED.
PHOSPHURETTEDphosphuretted adj. Alternative spelling of phosphureted.
PHOSPHURETTED adj. combined with phosphorus, also PHOSPHORETTED.
PHOTOPOSITIVEphotopositive adj. (Biology) having a positive phototropic or phototactic response; attracted by light.
PHOTOPOSITIVE adj. exhibiting positive phototropism or phototaxis.
PHOTORECEPTORphotoreceptor n. (Biology) A specialized neuron or other structure able to detect and react to light.
PHOTORECEPTOR n. a receptor for light stimuli.
PHOTOTYPESETSphototypesets v. Third-person singular simple present indicative form of phototypeset.
PHOTOTYPESET v. to set (type matter) by phototypesetting.
PHREATOPHYTESphreatophytes n. Plural of phreatophyte.
PHREATOPHYTE n. a plant with a deep root system that draws its water supply from near the water table.
PHREATOPHYTICphreatophytic adj. Relating to phreatophytes.
PHREATOPHYTIC adj. of or like a phreatophyte, a plant with a deep root system that draws its water supply from near the water table.
PHYTOPATHOGENphytopathogen n. (Biology) Any organism that is pathogenic to plants.
PHYTOPATHOGEN n. an organism parasitic on a plant host.
PHYTOPLANKTERphytoplankter n. A single phytoplankton organism.
PHYTOPLANKTER n. a planktonic plant.
POSTAPARTHEIDpostapartheid adj. Occurring after a period of apartheid.
PROTECTORSHIPprotectorship n. The office of a protector or regent; protectorate.
PROTECTORSHIP n. the office of protector.
PROTOTROPHIESprototrophies n. Plural of prototrophy.
PROTOTROPHY n. the state of being prototrophic.
PTERIDOPHYTESpteridophytes n. Plural of pteridophyte.
PTERIDOPHYTE n. the general name for the ferns and their allies.
PTERIDOPHYTICpteridophytic adj. Of or pertaining to the ferns of the division Pteridophyta.
PTERIDOPHYTIC adj. of or like a pteridophyte, a fern, also PTERIDOPHYTOUS.
PYRETOTHERAPYpyretotherapy n. (Obsolete, medicine) pyrotherapy.
PYRETOTHERAPY n. medical treatment by causing fever.
SPECTATORSHIPspectatorship n. The state or quality of being a spectator.
SPECTATORSHIP n. the office of spectator.
SPERMATOPHYTEspermatophyte n. (Botany) Any plant that bears seeds rather than spores.
SPERMATOPHYTE n. a seed plant.
TRIPHOSPHATEStriphosphates n. Plural of triphosphate.
TRIPHOSPHATE n. a salt or acid that contains three phosphate groups.

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: 109 words
  • Scrabble in French: 23 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 11 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 3 words


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