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List of 15-letter words containing

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There are 20 fifteen-letter words containing H, I, M, 2R, S and Y

ANTIARRHYTHMICSantiarrhythmics n. Plural of antiarrhythmic.
ANTIARRHYTHMIC n. a drug to prevent cardiac arrhythmia.
CRYPTORCHIDISMScryptorchidisms n. Plural of cryptorchidism.
CRYPTORCHIDISM n. the condition in which one or both testes do not descend normally, also CRYPTORCHISM.
ECTOMYCORRHIZASectomycorrhizas n. Plural of ectomycorrhiza.
ECTOMYCORRHIZA n. a type of mycorrhiza in which the fungus forms a layer on the outside of the roots of the plant.
HYPERADRENALISMhyperadrenalism n. (Pathology) An excessive level of adrenal hormones in the body.
HYPERADRENALISM n. excessive activity of the adrenal gland.
HYPERCRITICISMShypercriticisms n. Plural of hypercriticism.
HYPERCRITICISM n. an instance of being hypercritical.
HYPERMODERNISMSHYPERMODERNISM n. a hypermodern approach or theory.
HYPERMODERNISTShypermodernists n. Plural of hypermodernist.
HYPERMODERNIST n. a practitioner of a hypermodernist style in art.
HYPERNATRAEMIAShypernatraemias n. Plural of hypernatraemia.
HYPERNATRAEMIA n. an abnormally high concentration of sodium chloride (salt) in the blood, esp. in infants.
HYPERPARASITISMhyperparasitism n. (Biology) parasitism by one parasite upon another.
HYPERPARASITISM n. the state of being a hyperparasite, a parasite that is parasitic upon another parasite.
HYPERTHYROIDISMhyperthyroidism n. (Medicine) The excessive production of hormones by the thyroid.
hyperthyroidism n. (Pathology) The pathological condition resulting from these excess hormones.
HYPERTHYROIDISM n. excessive functional activity of the thyroid gland.
HYPERURICAEMIAShyperuricaemias n. Plural of hyperuricaemia.
HYPERURICAEMIA n. an abnormal elevation of uric acid in the blood, also HYPERURICEMIA.
HYSTRICOMORPHICHYSTRICOMORPHIC adj. belonging to the rodent suborder Hystricomorpha, which includes porcupines, cavies, agoutis, and chinchillas.
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.
MICROSPOROPHYLLmicrosporophyll n. A leaflike organ that bears one or more microsporangia (contrast megasporophyll or macrosporophyll).
MICROSPOROPHYLL n. a specialised leaf bearing or subtending one or more microsporangia.
MYOCARDIOGRAPHSMYOCARDIOGRAPH n. an instrument for recording the movements of heart muscle.
PSYCHROMETRICALpsychrometrical adj. Psychrometric.
PSYCHROMETRICAL adj. relating to measurement by psychrometer, also PSYCHOMETRIC, PSYCHOMETRICAL, PSYCHROMETRIC.
RHOMBPORPHYRIESRHOMBPORPHYRY n. an intermediate, moderately fine-grained igneous rock with feldspar inclusions, also RHOMBENPORPHYR, RHOMBENPORPHYRY.
SEMIPORNOGRAPHYsemipornography n. Material that is partly or somewhat pornographic.
SEMIPORNOGRAPHY n. material approaching the pornographic.
STEREOCHEMISTRYstereochemistry n. (Chemistry, uncountable) the branch of chemistry that involves the spatial arrangement of the atoms…
stereochemistry n. (Chemistry, countable) the effect of such spatial arrangement on the chemistry of a particular compound.
STEREOCHEMISTRY n. chemical study of arrangement of molecules and atoms.
THERMOCHEMISTRYthermochemistry n. (Chemistry, physics) The study of the thermodynamics of chemical reactions.
THERMOCHEMISTRY n. a branch of chemistry that deals with the interrelation of heat with chemical reaction or physical change of state.

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: 117 words
  • Scrabble in French: 4 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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