12-letter words containing p, a, g, e, h, o
- grasshoppers — Plural form of grasshopper.
- hagiographer — one of the writers of the Hagiographa.
- 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.
- helicographs — Plural form of helicograph.
- heliographed — Simple past tense and past participle of heliograph.
- heliographer — (obsolete) Photographer.
- heliographic — a device for signaling by means of a movable mirror that reflects beams of light, especially sunlight, to a distance.
- hepaticology — the scientific study of bryophyte plants known as hepatics or liverworts
- hepatogenous — originating in the liver
- hepatomegaly — an abnormal enlargement of the liver, usually associated with liver disease or heart failure.
- heterography — spelling different from that in current use.
- hierographer — a writer of hierographs
- hierographic — of or relating to hierographs
- hopper barge — a barge for disposing of garbage, dredged material, etc., having hoppers in the bottom through which such cargo can be dumped.
- hydrographer — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hyperlogical — reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.
- hypoallergic — Hypoallergenic.
- hypoglycemia — an abnormally low level of glucose in the blood.
- iambographer — a person who writes iambs
- keraunograph — an instrument for recording thunderstorms by detecting the radio waves generated
- kinetography — a camera for taking pictures for a kinetoscope.
- laryngophone — A type of contact microphone that absorbs vibrations directly from the wearer's throat.
- lexicography — the writing, editing, or compiling of dictionaries.
- lithographed — Simple past tense and past participle of lithograph.
- lithographer — a person who works at lithography.
- magnetograph — a recording magnetometer, used especially for recording variations in the earth's magnetic field.
- magnotherapy — Any of several alternative medicine therapies using magnetism.
- mastigophore — Any flagellate of the phylum Mastigophora.
- meganthropus — a proposed genus of extinct, late lower Pleistocene primates based on two large lower jaws found in Java, and believed to be either Australopithecine or human.
- melliphagous — (of an animal) feeding on honey
- memphremagog — Lake, a lake on the boundary between the U.S. and Canada, between N Vermont and S Quebec. 30 miles (48 km) long.
- metallograph — a microscope for observing the microstructure of metals.
- meteorograph — an instrument for automatically recording various meteorological conditions, as barometric pressure and temperature, at the same time.
- mimeographed — Simple past tense and past participle of mimeograph.
- myrmecophage — (biology) Anteaters, and other animals chiefly feeding on ants.
- myrmecophagy — Ant-eating.
- mythographer — a person who collects or records myths in writing.
- necrographer — a person who writes obituaries
- necrophagous — That eats dead or decaying animal flesh.
- nephrography — Diagnostic imaging of the kidneys.
- nonhappening — an event that fails to occur
- oceanography — the branch of physical geography dealing with the ocean.
- oesophagitis — Alternative spelling of esophagitis.
- oligophrenia — less than normal mental development.
- orthographer — a person versed in orthography or spelling.
- packinghouse — a building where foodstuffs are packed
- palaeography — the study of the handwritings of the past, and often the manuscripts as well, so that they may be dated, read, etc, and may serve as historical and literary sources
- paleographer — sb who studies ancient scripts
- parahydrogen — the form of molecular hydrogen in which the nuclei of the two hydrogen atoms contained in the molecule have spins in opposite directions.
- pathogeneses — the production and development of disease.