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List of 12-letter words containing

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There are 18 twelve-letter words containing H, M, O, 2P, R and Y

AMPELOGRAPHYampelography n. (Botany) The discipline within botany concerned with the taxonomy of cultivars in the grapevine genus, Vitis.
AMPELOGRAPHY n. the study of grapevines.
HYPERCOMPLEXhypercomplex adj. (Mathematics) Describing any of several types of higher-dimensional numbers having some characteristics…
hypercomplex n. (Mathematics) A hypercomplex number.
HYPERCOMPLEX adj. excessively complex.
HYPERMETROPYhypermetropy n. Dated form of hypermetropia.
HYPERMETROPY n. an inability to see near objects clearly because the images received by the eye are focused behind the retina, also HYPERMETROPIA.
LAMPROPHYRESlamprophyres n. Plural of lamprophyre.
LAMPROPHYRE n. a compact intrusive rock with phenocrysts of black mica, hornblende, etc.
LAMPROPHYRIClamprophyric adj. Of or relating to lamprophyre.
LAMPROPHYRIC adj. of or like lamprophyre, a kind of basic igneous rock.
LYMPHOGRAPHYlymphography n. A medical imaging technique using a radiocontrast agent to visualize structures of the lymphatic system.
lymphography n. (Dated) A description of the lymphatic vessels, their origin and uses.
LYMPHOGRAPHY n. radiography of the lymph glands.
MORPHOGRAPHYmorphography n. Descriptive morphology.
MORPHOGRAPHY n. a morphological description or study.
PHOTOPOLYMERphotopolymer n. (Chemistry) Any polymer that reacts to light with a physical or chemical change, used especially for teeth fillings.
PHOTOPOLYMER n. a photosensitive plastic used esp. in the manufacture of printing plates.
POLYMORPHISMpolymorphism n. The ability to assume different forms or shapes.
polymorphism n. (Biology) The coexistence, in the same locality, of two or more distinct forms independent of sex, not…
polymorphism n. (Object-oriented programming) The feature pertaining to the dynamic treatment of data elements based…
POLYMORPHOUSpolymorphous adj. Having, or assuming, a variety of forms, characters, or styles.
polymorphous adj. (Biology) Having, or occurring in, several distinct forms.
polymorphous adj. (Chemistry) Crystallizing in two or more different forms; polymorphic.
POLYPHARMACYpolypharmacy n. (Medicine) The use of multiple drugs to treat multiple concurrent disorders in the same (now especially…
POLYPHARMACY n. treatment with many medicines for same disease.
PYROMORPHITEpyromorphite n. (Mineralogy) A yellowish-green mineral, a mixed phosphate and chloride of lead with the chemical formula…
PYROMORPHITE n. a green, brown, or yellow lead ore.
PYTHONOMORPHpythonomorph n. Any large extinct reptile of the taxon Pythonomorpha.
pythonomorph n. Any member of the taxon Pythonomorpha.
PYTHONOMORPH n. a large marine reptile of the Cretaceous period, with long, scaly body and paddle-shaped limbs.
SAPROPHYTISMsaprophytism n. The condition of being saprophytic.
SAPROPHYTISM n. being a saprophyte.
SPERMOPHYTESspermophytes n. Plural of spermophyte.
SPERMOPHYTE n. any member of the Spermatophyta, seed-bearing plants, also SPERMAPHYTE.
SPERMOPHYTICspermophytic adj. (Botany) Capable of producing seeds.
SPERMOPHYTIC adj. of or like a spermaphyte, also SPERMAPHYTIC.
SPHYGMOGRAPHsphygmograph n. A mechanical device used to measure blood pressure and pulse.
SPHYGMOGRAPH n. an instrument for recording the pulse.
SYNAPOMORPHYsynapomorphy n. (Cladistics) A derived trait that is shared by two or more taxa of shared ancestry.

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: 59 words
  • Scrabble in French: 3 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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