12-letter words containing a, p, g, o, i
- graphophobia — Fear or dislike of writing.
- graphophonic — a phonograph for recording and reproducing sounds on wax records.
- gravitropism — (biology, botany) a plant's ability to change its growth in response to gravity.
- hagia sophia — flourished 6th century a.d, Byzantine engineer. He was one of the architects of Hagia Sophia; (originally an Orthodox cathedral and currently a museum in Istanbul, Turkey).
- hagiographer — one of the writers of the Hagiographa.
- hagiographic — Of or pertaining to hagiography.
- hanging post — a post from which a door, gate, etc., is hung.
- haptoglobins — Plural form of haptoglobin.
- 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
- hierographer — a writer of hierographs
- hierographic — of or relating to hierographs
- hippophagist — a person who eats horseflesh.
- hippophagous — eating horse meat
- histographic — a treatise on or description of organic tissues.
- hot swapping — (hardware) The connection and disconnection of peripherals or other components without interrupting system operation. This facility may have design implications for both hardware and software.
- hydrographic — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydroplaning — a seaplane.
- hygrographic — of or relating to a hygrograph
- hyperlogical — reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.
- hypoallergic — Hypoallergenic.
- 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.
- hypophrygian — (in medieval church music) of or relating to the fourth of the eight scales
- hypsographic — a branch of geography that deals with the measurement and mapping of the topography of the earth above sea level.
- iambographer — a person who writes iambs
- ichthyophagy — the practice of eating or subsisting on fish.
- iconographic — of or relating to iconography.
- impassioning — Present participle of impassion.
- implantology — the branch of dentistry dealing with the permanent implantation or attachment of artificial teeth in the jaw.
- impregnation — to make pregnant; get with child or young.
- in good part — a portion or division of a whole that is separate or distinct; piece, fragment, fraction, or section; constituent: the rear part of the house; to glue the two parts together.
- incompassing — Present participle of incompass.
- infographics — Plural form of infographic.
- jaw-dropping — Something that is jaw-dropping is extremely surprising, impressive, or shocking.
- jeopardising — Present participle of jeopardise.
- jeopardizing — Present participle of jeopardize.
- joking apart — seriously: said to recall a discussion to seriousness after there has been joking
- karyomapping — a technique for determining whether an embryo has inherited a genetic defect by analysing DNA taken from it and its close relatives
- kinetography — a camera for taking pictures for a kinetoscope.
- lake nipigon — a lake in central Canada, in NW Ontario, draining into Lake Superior via the Nipigon River. Area: 4843 sq km (1870 sq miles)
- leapfrogging — Present participle of leapfrog.
- lexicography — the writing, editing, or compiling of dictionaries.
- lipoxygenase — (enzyme) Any of a class of enzymes that catalyse the oxidation of polyunsaturated fatty acids.
- lithographed — Simple past tense and past participle of lithograph.
- lithographer — a person who works at lithography.