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22 Letter Words Starting With H

Explore 46 English words that start with H and contain exactly 22 letters. Common examples include hemangioendotheliomata, hemangiopericytomatoid, hydroxymethylsulfonate, hypotheticodeductivism, hysterosonographically.

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22-Letter H Words by Ending Letter

All 46 22-Letter Words Starting With H

hemangioendotheliomataplural of hemangioendotheliomahemangiopericytomatoidAlternative form of hemangiopericytomatous.hemangiopericytomatousRelating to or composed of hemangiopericytomata.hepatogastroenterology(medicine) A medical field that combines gastroenterology and hepatology, focusing on diagnosing and treating diseases of the digestive tract, liver, and related organs.hepatonephroprotectiveThat protects the liver and the kidneyshepatopancreatobiliaryRelating to the liver, pancreas, and bile duct.hepatoportoenterostomy(surgery) A surgical treatment for biliary atresia, in which the porta hepatis (part of the liver where bile normally drains) is decapsulated and anastomosed to the distal end of the jejunum to allow maximal bile drainage.heterochromatinisationAlternative spelling of heterochromatinization.heterochromatinization(biochemistry) The conversion of euchromatin into heterochromatin during the inactivation of the X chromosomes in the embryogenesis of mammalian femalesheterodifunctionalized(organic chemistry) Modified by the addition of two different functional groupsheterophenomenologicalPertaining to heterophenomenology.heteropolyoxometallate(inorganic chemistry) A heteropolymetalate.hexabromocyclododecane(organic chemistry) Any hexabromo derivative of cyclododecane, but especially 1,2,5,6,9,10-hexabromocyclododecane that is used as a flame retardant.hexachloridoantimonate(inorganic chemistry) The univalent anion SbCl₆⁻; any salt containing this anionhexamethylenetetramine(organic chemistry) A crystalline compound C₆H₁₂N₄ used especially as an accelerator in vulcanizing rubber.hexanitrodiphenylamine(organic chemistry) A highly nitrated derivative of diphenylamine consisting of two benzene rings linked by nitrogen and bearing six nitro groups, used as an energetic compound in explosive formulations.historicophilosophicalRelating to history and philosophy.honorificabilitudinity(humorous, rare) The quality of being honourable; honourableness.hyaluronoglucuronidase(biochemistry) A particular hyaluronidase enzyme.hydrobromofluorocarbon(organic chemistry) Any halocarbon which contains hydrogen, bromine and fluorine; they are used as refrigerants, and have ODP (“ozone depleting potential”).hydroxychloroquinolineSynonym of hydroxychloroquine.hydroxycholecalciferol(organic chemistry) Any derivative of cholecalciferol having a hydroxyl grophydroxymethylglutarateA salt or ester of hydroxymethylglutaric acid.hydroxymethylsulfonate(organic chemistry) A sulfonated organic compound that is widely used as an intermediate in the synthesis of pharmaceuticals and other industrial chemicals, and is also produced naturally by certain microorganisms.hydroxypropionaldehyde(organic chemistry) Synonym of hydroxypropanal.hydroxypropylcelluloseAlternative form of hydroxypropyl cellulose.hyperconscientiousnessThe quality of being hyperconscientious.hypercorticosteronemia(pathology) The presence of excess corticosteroids in the bloodhyperfunctionalizationConversion to hyperfunctional formhypergammaglobulinemiaA medical condition with elevated levels of gamma globulin.hypergammaglobulinemicRelating to, or exhibiting, hypergammaglobulinemia.hyperglucocorticoidism(pathology) Synonym of hyperadrenocorticism.hyperhydroxymethylatedExcessively hydroxymethylatedhyperhydroxyprolinemiaAn abnormally high level of hydroxyproline in the blood due to deficiency of 4-hydroxy proline dehydrogenase enzyme.hyperphenylalaninaemiaAlternative spelling of hyperphenylalaninemia.hyperpseudouridylation(biochemistry) Excessive pseudouridylationhyperthermoacidophilicVery thermoacidophilichypertrabecularizationhypertrabeculationhypogammaglobulinaemiaAlternative spelling of hypogammaglobulinemia.hypoimmunoglobulinemia(pathology) A deficiency of immunoglobulin in the bloodhypothalamohypophysealAlternative form of hypothalamohypophysial.hypothalamohypophysialRelating to the hypothalamus and hypophysis.hypotheticodeductivismAlternative form of hypothetico-deductivism.hypothromboplastinemiaAn abnormally low level of thromboplastin in the blood.hysterosalpingographic(medicine) Of or relating to hysterosalpingography.hysterosonographicallyIn a hysterosonographic manner.

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