12-letter words containing a, g, r, o, i
- out-marriage — a marriage to someone outside one's ethnic group
- outmigration — to leave a region, community, etc., to move or settle into a different part of one's country or home territory: People are no longer out-migrating from the South in such large numbers.
- outspreading — Present participle of outspread.
- over against — in opposition to; contrary to; adverse or hostile to: twenty votes against ten; against reason.
- overcharging — Present participle of overcharge.
- overcramming — excessive cramming
- overdiagnose — (medicine) To diagnose something more often than it actually occurs.
- overdrafting — the removal of more water from ground and surface basins than is replaced by rain and melting snow.
- overfatigued — excessively fatigued
- overorganize — to stress formal structure, status, rules, and details excessively.
- overplanning — the act or instance of planning excessively
- overreaching — to reach or extend over or beyond: The shelf overreached the nook and had to be planed down.
- oversanguine — too optimistic
- overstaffing — the provision of an excessive number of staff for (a factory, hotel, etc)
- pack rolling — the hot rolling of metal sheets in two or more thicknesses to produce composite sheets.
- parasitology — the branch of biology dealing with parasites and the effects of parasitism.
- paring gouge — a woodworker's gouge having the bezel on the concave face.
- parmigianino — (Girolamo Francesco Maria Mazzola) 1503–40, Italian painter.
- paroemiology — the study of proverbs
- parting shot — a threat, insult, condemnation, sarcastic retort, or the like, uttered upon leaving.
- partitioning — Partitioning is when a solute is distributed between two phases in a separation process.
- perinatology — a field of medicine focusing on problems emerging during the perinatal period.
- phanerogamic — any of the Phanerogamia, a former primary division of plants comprising those having reproductive organs; a flowering plant or seed plant (opposed to cryptogam).
- phonographic — of, relating to, or characteristic of a phonograph.
- photographic — of or relating to photography.
- physiography — the science of physical geography.
- physogastric — pertaining to the swollen, membranous abdomen of certain insects, especially termite and ant queens.
- pictographic — a pictorial sign or symbol.
- pig-ignorant — extremely ignorant or unknowledgeable
- pigeon grape — a high-climbing vine, Vitis aestivalis, of the eastern U.S., having leaves that are dull above and rusty beneath, and bearing black, edible fruit.
- plagiohedral — (of a crystal) having faces arranged obliquely in a helix.
- plagiotropic — growing more or less divergent from the vertical.
- planographic — the art or technique of printing from a flat surface directly or by offset.
- poetastering — the profession of being a poetaster
- pogson ratio — the brightness ratio of two celestial objects that differ by one magnitude. On the Pogson scale a difference of 5 magnitudes is defined as a difference of 100 in the intensities of two stars; therefore a difference of 1 magnitude is equal to the fifth root of 100, i.e. 2.512
- point charge — an electric charge considered to exist at a single point, and thus having neither area nor volume.
- polar lights — the aurora borealis in the Northern Hemisphere or the aurora australis in the Southern Hemisphere.
- pollen grain — a single granule of pollen.
- polygraphist — an instrument for receiving and recording simultaneously tracings of variations in certain body activities.
- pornographic — sexually explicit videos, photographs, writings, or the like, whose purpose is to elicit sexual arousal.
- postorgasmic — of or relating to the period after an orgasm
- postsurgical — pertaining to or involving surgery or surgeons.
- pot marigold — calendula (def 1).
- powerboating — a boat propelled by mechanical power.
- powerwalking — a form of exercise that involves rapid walking with arms bent and swinging naturally.
- precognizant — having prior cognizance or knowledge of a given thing
- prediagnosis — Medicine/Medical. the process of determining by examination the nature and circumstances of a diseased condition. the decision reached from such an examination. Abbreviation: Dx.
- pregustation — the act of tasting beforehand
- premigration — occurring before migration
- prenegotiate — to discuss before a formal negotiation