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List of 15-letter words containing

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There are 19 fifteen-letter words containing 3E, H, L, S and Y

CHLOROETHYLENESchloroethylenes n. Plural of chloroethylene.
CHLOROETHYLENE n. vinyl chloride.
COMPREHENSIVELYcomprehensively adv. In a comprehensive manner; in an all-inclusive or wide-ranging fashion.
COMPREHENSIVE adv. covering completely or broadly.
DIPHENYLKETONESdiphenylketones n. Plural of diphenylketone.
DIPHENYLKETONE n. the aromatic ketone benzophenone.
GLYCERALDEHYDESglyceraldehydes n. Plural of glyceraldehyde.
GLYCERALDEHYDE n. a sweet crystalline compound that is formed as an intermediate in carbohydrate metabolism.
HENDECASYLLABLEhendecasyllable n. (Chiefly prosody) A line, verse, or word that comprises eleven syllables.
HENDECASYLLABLE n. a metrical line of eleven syllables.
HETEROGENEOUSLYheterogeneously adv. In a heterogeneous manner.
HETEROGENEOUS adv. consisting of dissimilar or diverse ingredients or constituents.
HETEROSEXUALITYheterosexuality n. The state of being sexually and romantically attracted primarily or exclusively to persons of the opposite sex.
heterosexuality n. Sexual activity with a person of the opposite sex.
HETEROSEXUALITY n. the state of being heterosexual.
HYPERSOMNOLENCEhypersomnolence n. (Medicine) Excessive sleepiness.
HYPERSOMNOLENCE n. the state of being excessively sleepy.
HYPERVELOCITIEShypervelocities n. Plural of hypervelocity.
HYPERVELOCITY n. a high or relatively high velocity, as thousands of feet or meters per second.
HYPERVENTILATEShyperventilates v. Third-person singular simple present indicative form of hyperventilate.
HYPERVENTILATE v. to breathe rapidly and deeply.
HYPERVIRULENCESSorry, definition not available.
IRREPREHENSIBLYirreprehensibly adv. In an irreprehensible manner.
IRREPREHENSIBLE adv. beyond blame.
METHYLCELLULOSEmethylcellulose n. (Organic chemistry) A white powdery substance, obtained by the methylation of cellulose, that swells…
methyl␣cellulose n. Alternative form of E461.
METHYLCELLULOSE n. any of various gummy products of cellulose methylation that swell in water and are used esp. as emulsifiers, adhesives, thickeners, and bulk laxatives.
METHYLMERCURIESmethylmercuries n. Plural of methylmercury.
methyl␣mercuries n. Plural of methyl mercury.
METHYLMERCURY n. any of several extremely toxic organometallic compounds formed from metallic mercury by the action of microorganisms.
MYELENCEPHALONSMYELENCEPHALON n. the posterior part of the developing vertebrate hindbrain or the corresponding part of the adult brain composed of the medulla oblongata.
NUCLEOSYNTHESESnucleosyntheses n. Plural of nucleosynthesis.
NUCLEOSYNTHESIS n. the production of a chemical element from simpler nuclei, as of hydrogen, esp. in a star.
PHENETHYLAMINESphenethylamines n. Plural of phenethylamine.
TETRAETHYLLEADStetraethyl␣leads n. Plural of tetraethyl lead.
TETRAETHYLLEAD n. a colourless oily insoluble liquid formerly used in petrol to prevent knocking.
YELLOWISHNESSESYELLOWISHNESS n. the state of being yellowish.

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: 137 words
  • Scrabble in French: 10 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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