12-letter words containing h, e, m, i, a
- haematoxylin — Alternative spelling of hematoxylin.
- haemodynamic — Alternative spelling of hemodynamic.
- haemogenesis — Haematopoiesis.
- haemophiliac — A person with haemophilia.
- haemoprotein — Alternative spelling of hemoprotein.
- haemorrhagic — (chiefly, British) alternative spelling of hemorrhagic.
- haemorrhoids — Plural form of haemorrhoid.
- haemosiderin — Alternative form of hemosiderin.
- hair removal — depilatory treatment
- hair remover — depilatory cream
- hambletonian — one of a superior strain of American trotting horses descended from the stallion Hambletonian.
- hammer drill — a rock drill operated by compressed air in which the boring bit is not attached to the reciprocating piston
- hammer price — the price offered as the winning bid in a public auction
- hamming code — (algorithm) Extra, redundant bits added to stored or transmitted data for the purposes of error detection and correction. Named after the mathematician Richard Hamming, Hamming codes greatly improve the reliability of data, e.g. from distant space probes, where it is impractical, because of the long transmission delay, to correct errors by requesting retransmission.
- happy medium — a course of action or condition that is between two extremes: Our climate is a happy medium between hot and cold.
- harlem river — tidal river separating Manhattan Island from the Bronx &, with Spuyten Duyvil Creek, connecting the East River with the Hudson: c. 8 mi (12.9 km)
- harmonizable — That can be harmonized.
- harvest mite — chigger (def 1).
- harvest time — season when crops are gathered
- haulage firm — a firm that transports goods by lorry
- haussmannize — to rebuild in a similar fashion as Haussmann rebuilt Paris
- have in mind — to remember
- have it made — simple past tense and past participle of make1 .
- headmistress — a woman in charge of a private school.
- heartwarming — gratifying; rewarding; satisfying: a heartwarming response to his work.
- heath family — the plant family Ericaceae, characterized by evergreen or deciduous shrubs, trees, and woody plants growing in acid soil and having simple leaves, often showy flowers either solitary or in clusters, and fruit in the form of a berry or capsule, and including the azalea, blueberry, cranberry, heather, madrone, mountain laurel, rhododendron, and trailing arbutus.
- heimskringla — a book of the 13th century narrating the history of the kings of Norway by Snorri Sturluson.
- helianthemum — (botany) Any of the genus Helianthemum of rockroses.
- helium flash — the explosive burning of helium in the case of a star of low mass that occurs when the core is so dense that the matter has become degenerate. The burning causes a rapid rise in temperature until it is so high that the gas ceases to be degenerate, after which there is a rapid expansion
- hellgramites — Plural form of hellgramite.
- hellgrammite — the aquatic larva of a dobsonfly, used as bait in fishing.
- helmsmanship — the skill or function of a helmsman
- hemangiomata — See under angioma.
- hemapheresis — apheresis.
- hemarthrosis — (pathology) bleeding in the joints.
- hematochezia — the passage of bloody stools.
- hematologist — the study of the nature, function, and diseases of the blood and of blood-forming organs.
- hematophobia — Fear of bleeding or the sight of blood.
- hemerocallis — the genus comprising the day lilies.
- hemichordate — belonging or pertaining to the chordates of the phylum Hemichordata, comprising small, widely distributed, marine animals, as the acorn worms.
- hemihydrates — Plural form of hemihydrate.
- hemimetaboly — Hemimetabolism.
- hemiparasite — A plant that obtains or may obtain part of its food by parasitism, e.g., mistletoe, which also photosynthesizes.
- hemiplankton — plankton that spend part of their life cycle in a vegetative state on the sea bottom, riverbed, etc. (opposed to holoplankton).
- hemodialyses — Plural form of hemodialysis.
- hemodialysis — dialysis of the blood, especially with an artificial kidney, for the removal of waste products.
- hemodialyzer — artificial kidney.
- hemodynamics — the branch of physiology dealing with the forces involved in the circulation of the blood.
- hemophiliacs — Plural form of hemophiliac.
- hemorrhaging — a profuse discharge of blood, as from a ruptured blood vessel; bleeding.