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There are 8 thirteen-letter words containing 2E, 3O, P and 2R

DEPRESSOMOTORdepressomotor adj. (Medicine) Depressing or diminishing the capacity for movement.
depressomotor n. (Medicine) Any agent that depresses the activity of the motor centres.
DEPRESSOMOTOR n. a drug with the effect of retarding motor activity.
HETEROSPOROUSheterosporous adj. (Botany, of an organism) Producing both male and female gametophytes.
HETEROSPOROUS adj. producing two different sizes or kinds of spores.
ISOPROTERENOLisoproterenol n. (Pharmacology) Synonym of isoprenaline.
ISOPROTERENOL n. a sympathomimetic agent used in the treatment of asthma.
ORTHOPYROXENEorthopyroxene n. (Mineralogy) Any pyroxene that forms orthorhombic crystals.
ORTHOPYROXENE n. a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene.
PHOTORECEPTORphotoreceptor n. (Biology) A specialized neuron or other structure able to detect and react to light.
PHOTORECEPTOR n. a receptor for light stimuli.
POLTROONERIESpoltrooneries n. Plural of poltroonery.
POLTROONERY n. mean pusillanimity, cowardice.
SHOWERPROOFEDshowerproofed v. Simple past tense and past participle of showerproof.
SHOWERPROOF v. to make clothes resistant to light rain.
ZOOGEOGRAPHERzoogeographer n. A person involved in zoogeography.
ZOOGEOGRAPHER n. a student of zoogeography.

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: 42 words
  • Scrabble in French: 17 words
  • Scrabble in Spanish: 12 words
  • Scrabble in Italian: 64 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 59 words


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