14-letter words containing o, h, m
- hermit kingdom — Korea during the period, c1637–c1876, when it was cut off from contact with all countries except China.
- hero's formula — the formula for the area of a triangle when the sides are given: for a triangle with sides a, b, and c, the area is equal to , where s is equal to one half the perimeter of the triangle.
- hero's welcome — a very enthusiastic reception from a group of people who show their admiration for something good that you have done
- heteroaromatic — a heterocyclic aromatic compound.
- heterochromous — of different colors.
- heterochronism — a change in the stage at which developmental processes take place relative to members of the same species
- heteromorphism — The quality or condition of existing in various forms.
- heteroromantic — Romantically attracted to those of the opposite gender.
- heterosomatous — (of fish) having an abnormal or asymmetrical body type
- hexosaminidase — the enzymes that catalyse the metabolism of gangliosides
- hierogrammatic — of or relating to a hierogram
- hippopotamuses — Plural form of hippopotamus.
- hiram woodruff — Hiram, 1817–67, Canadian driver, trainer, and breeder of harness-racing horses.
- histochemistry — the branch of science dealing with the chemical components of cellular and subcellular tissue.
- histoplasmosis — an infectious disease of the reticuloendothelial system, caused by the fungus Histoplasma capsulatum and characterized by fever, anemia, and emaciation.
- hobbledehoydom — the condition of being a hobbledehoy
- hogging moment — a bending moment that produces convex bending at the supports of a continuously supported beam
- hold to ransom — to keep (prisoners, property, etc) in confinement until payment for their release is made or received
- holding thumbs — holding the thumb of one hand with the other, in the hope of bringing good luck
- holometabolism — The complete metamorphosis of an insect.
- holometabolous — undergoing complete metamorphosis.
- holter monitor — a portable electrocardiograph worn by a patient over an extended period of time to assess the effects on heart function of activities of daily living.
- holy communion — communion (def 1).
- holy matrimony — marriage
- holy sacrament — sacrament (def 2).
- home and hosed — definitely safe or successful
- home economics — the art and science of home management.
- home insurance — Home insurance is insurance coverage for your home, its contents, and your possessions.
- home ownership — the situation of owning one's house or flat, or of having a mortgage on it
- home schooling — Home schooling is the practice of educating your child at home rather than in a school.
- home secretary — the secretary of state for the Home Office.
- home-from-home — a place that is as pleasant and comfortable as a person's own home
- homeomorphisms — Plural form of homeomorphism.
- homeric simile — a simile developed over several lines of verse, especially one used in an epic poem.
- homeward bound — going home
- homework diary — a record of homework that has been set
- homme du monde — a man of the world; a sophisticate.
- homogenisation — Alternative spelling of homogenization.
- homogenization — to form by blending unlike elements; make homogeneous.
- homomultimeric — (biochemistry) Describing a protein containing two or more identical polypeptide chains.
- homotransplant — allograft.
- honey mesquite — a thorny drought-resistant tree, Prosopis glandulosa, of the legume family, native to the southwestern U.S., having clusters of yellow flowers.
- honey mushroom — the edible mushroom of the oak-root fungus, Armillariella mellea.
- honeycomb work — stalactite work.
- honeydew melon — a variety of the winter melon, Cucumis melo inodorus, having a smooth, pale-green rind and sweet, juicy, light-green flesh.
- hopfield model — Hopfield network
- hors de combat — disabled or injured
- horse mackerel — bluefin tuna.
- horse mushroom — a smooth, edible, large white-capped mushroom, Agaricus arvensis, that has the odor of anise, common in North American meadows and fields.
- horsehair worm — any long, slender worm of the phylum Nematomorpha, developing parasitically on insects and crustaceans, and free-living as adults in streams and ponds.