12-letter words containing a, m, p, h, o
- haemophiliac — A person with haemophilia.
- haemoprotein — Alternative spelling of hemoprotein.
- halogen lamp — a gas-filled, high-intensity incandescent lamp having a tungsten filament and containing a small amount of a halogen, such as iodine, that vaporizes on heating and redeposits any evaporated tungsten particles back onto the filament: used especially in motion-picture projectors and automobile headlights.
- harmonograph — an instrument using a system of pendulums to produce geometric images
- have company — If you have company, you have a visitor or friend with you.
- hematocolpos — (medicine) A medical condition in which the vagina fills with menstrual blood, often caused by the combination of menstruation with an imperforate hymen.
- hematophobia — Fear of bleeding or the sight of blood.
- hemiplankton — plankton that spend part of their life cycle in a vegetative state on the sea bottom, riverbed, etc. (opposed to holoplankton).
- hemophiliacs — Plural form of hemophiliac.
- hepatomegaly — an abnormal enlargement of the liver, usually associated with liver disease or heart failure.
- hippopotamic — like, of, or relating to a hippopotamus
- hippopotamus — a large herbivorous mammal, Hippopotamus amphibius, having a thick hairless body, short legs, and a large head and muzzle, found in and near the rivers, lakes, etc., of Africa, and able to remain under water for a considerable time.
- hire company — a company that hires things out to people
- holiday camp — In Britain, a holiday camp is a place which provides holiday accommodation and entertainment for large numbers of people.
- homeopathist — a person who practices or favors homeopathy.
- homeotherapy — therapy for a disease by means of an agent that is similar to but not identical with the causative agent of the disease.
- homo sapiens — (italics) the species of bipedal primates to which modern humans belong, characterized by a brain capacity averaging 1400 cc (85 cubic in.) and by dependence upon language and the creation and utilization of complex tools.
- homoeopathic — Alternative spelling of homeopathic.
- hop hornbeam — any of several Eurasian and North American trees of the genus Ostrya, of the birch family, especially O. virginiana, bearing hoplike fruiting clusters.
- hope diamond — a sapphire-blue Indian diamond, the largest blue diamond in the world, weighing 44.5 carats and supposedly cut from a bigger diamond that was once part of the French crown jewels: now in the Smithsonian Institution.
- hopper frame — a window frame having one or more upper sashes hinged at the bottoms and opening inward.
- horsemanship — the art, ability, skill, or manner of a horseman.
- hymenoplasty — (medicine) Plastic surgery affecting a woman's hymen, usually involving reconstruction to the unbroken condition ordinarily characteristic of virginity.
- hymenopteran — hymenopterous.
- hyperosmolar — Of, pertaining to, or as a result of hyperosmolarity.
- hypersarcoma — a growth of proud or fungous flesh
- hypersomniac — a tendency to sleep excessively.
- hypervolemia — (medicine) An abnormal increase in the volume of blood circulating through the body.
- hypocalcemia — an abnormally small amount of calcium in the blood.
- hypocalcemic — Relating to, or exhibiting, hypocalcemia.
- hypogastrium — the lower and median part of the abdomen.
- hypoglycemia — an abnormally low level of glucose in the blood.
- hypogonadism — diminished hormonal or reproductive functioning in the testes or the ovaries.
- hypokalaemia — Alternative form of hypokalemia.
- hypomyotonia — abnormally diminished muscular tone.
- hyponatremia — (medicine) An abnormally low concentration of sodium (or salt) in blood plasma.
- hypothalamic — Of or pertaining to the hypothalamus.
- hypothalamus — a region of the brain, between the thalamus and the midbrain, that functions as the main control center for the autonomic nervous system by regulating sleep cycles, body temperature, appetite, etc., and that acts as an endocrine gland by producing hormones, including the releasing factors that control the hormonal secretions of the pituitary gland.
- hypovolaemia — Alternative form of hypovolemia.
- iambographer — a person who writes iambs
- islamophobia — Alternative capitalization of Islamophobia.
- katamorphism — metamorphism at or near the earth's surface: breaks down complex minerals into simpler ones.
- lamellaphone — Alt form lamellophone.
- lamellophone — (musical instruments) Any of several musical instruments in which the sound is produced by plucking a series of thin lamellaa attached to a sounding board.
- lamprophyres — Plural form of lamprophyre.
- lamprophyric — belonging or relating to a lamprophyre
- leopard moth — a moth, Zeuzera pyrina, having white wings spotted with black and larvae that bore into the wood of various trees and shrubs.
- lymphadenoma — an enlarged lymph node.
- lymphangioma — a benign tumor composed of dilated and newly formed lymph vessels.
- lymphoblasts — Plural form of lymphoblast.