hemorrhoidectomyA surgical procedure involving the excision of internal and/or external hemorrhoidal tissue, typically indicated for the treatment of symptomatic, prolapsed, thrombosed, or refractory hemorrhoids.
hemosiderinAn abnormal microscopic pigment, formed of granules of a complex of iron hydroxides, protein and polysaccharides, that forms in tissues of patients having an excess of iron
hemostasisThe regulated physiological process by which the body arrests bleeding at a site of vascular injury while preserving blood fluidity and normal circulation elsewhere.
hemostatAn instrument that clamps blood vessels to diminish or halt blood flow.
hemostaticOf or pertaining to hemostasis: stopping bleeding.
hemovigilanceThe quality assurance of the donor blood and blood product supply, including donor screening methods, blood bank operational practices, and the monitoring of blood transfusions and their complications.
hemovoreAn organism that ingests blood as the main part of its diet; examples of hemovores include leeches, fleas, ticks, mosquitos, vampire bats, and the vampire ground finch.
hemoximeterThe measuring device used in hemoximetry.
hemoximetryThe measurement of carboxyhaemoglobin and methemoglobin in the blood and the subsequent estimation of oxygen saturation
hemoxygenaseAn enzyme that degrades heme to produce biliverdin, ferrous iron, and carbon monoxide.
hemozoinA disposal product formed from the digestion of blood by certain parasites.
hempA tall annual herb, Cannabis sativa, native to Asia.
hempcreteA mixture of hemp shives and lime (possibly including sand, pozzolans, or cement) used as a material for construction and insulation.
HemsbyA coastal village and civil parish in Great Yarmouth borough, Norfolk, England (OS grid ref TG4917).
HemshinA member of a subethnic unit of the Armenian people, which in the past or present has been affiliated with the Hemşin district in the province of Rize, Turkey
hemsleyanolAny of a class of resveratrol oligomers found in Shorea hemsleyana.
hemstitchAn embroidery stitch in which parallel threads are drawn together in groups, which may be purely decorative or used on the warp threads of handwoven cloth to prevent unraveling.
henbaneAny member of the species Hyoscyamus niger of poisonous plants, used sometimes as a drug that causes at least hallucinations, dilated pupils, restlessness, and flushed skin.
henbitAn annual herb, of species Lamium amplexicaule, with pink or purple flowers and deeply crenate leaves.
HenburyA northern suburb of Bristol (OS grid ref ST5678).