17-letter words containing p, i, d, g
- hermaphrodite rig — jackass rig.
- higgledy-piggledy — in a jumbled, confused, or disorderly manner; helter-skelter.
- holding operation — a plan or procedure devised to prolong the existing situation
- humpbacked bridge — A humpbacked bridge or humpback bridge is a short and very curved bridge with a shape similar to a semi-circle.
- hydrogen peroxide — a colorless, unstable, oily liquid, H 2 O 2 , an aqueous solution of which is used chiefly as an antiseptic and a bleaching agent.
- hydrogen sulphide — Chemistry
- hypophrygian mode — a plagal church mode represented on the white keys of a keyboard instrument by an ascending scale from B to B, with the final on E.
- i beg your pardon — You say 'Pardon?' or 'I beg your pardon?' or, in American English, 'Pardon me?' when you want someone to repeat what they have just said because you have not heard or understood it.
- illegal procedure — a penalty assessed against the offensive team for a technical rules violation, as in assuming an illegal formation.
- integrated optics — an assembly of miniature optical elements of a size comparable to those used in electronic integrated circuits.
- judgment of paris — the decision by Paris to award Aphrodite the golden apple of discord competed for by Aphrodite, Athena, and Hera.
- legal proceedings — court case
- lepidopterologist — One who studies lepidopterology.
- methylidyne group — the trivalent group ≡CH.
- middle-age spread — an increase in bulk, especially in the waist and buttocks, associated with the onset of middle age and the body's decreasing ability to metabolize calories efficiently.
- midmorning prayer — the third of the seven canonical hours; terce
- midsagittal plane — a plane passing through the nasion when the skull is oriented in the Frankfurt horizontal.
- new guinea pidgin — the variety of Neo-Melanesian spoken in Papua New Guinea and neighbouring islands
- nitrogen peroxide — the equilibrium mixture of nitrogen dioxide and dinitrogen tetroxide
- non-corresponding — identical in all essentials or respects: corresponding fingerprints.
- old age pensioner — An old age pensioner is a person who is old enough to receive an pension from their employer or the government.
- painted greenling — a greenling, Oxylebius pictus, inhabiting the Pacific coastal waters of North America, having a whitish body marked with black bands.
- paradise regained — an epic poem (1671) by John Milton.
- parathyroid gland — any of several small oval glands usually lying near or embedded in the thyroid gland.
- paratungstic acid — an oxyacid acid of tungsten. Formula: H10W12O14
- parking attendant — a person who works for a traffic control agency and who issues tickets for parking violations
- partially sighted — unable to see properly so that even with corrective aids normal activities are prevented or seriously hindered
- pate de foie gras — See under foie gras.
- pied-billed grebe — an American grebe, Podilymbus podiceps, having a whitish bill with a black band around it.
- pink-footed goose — a Eurasian goose, Anser brachyrhynchus, having a reddish-brown head, pink legs, and a pink band on its black beak
- pittsburg landing — a village in SW Tennessee, on the Tennessee River: battle of Shiloh in 1862.
- postural drainage — a therapy for clearing congested lungs by placing the patient in a position for drainage by gravity, often accompanied by percussion with hollowed hands.
- predatory pricing — If a company practises predatory pricing, it charges a much lower price for its products or services than its competitors in order to force them out of the market.
- prelingually deaf — deaf from birth or having acquired deafness before learning to speak
- prescription drug — medication available only on doctor's instruction
- presiding officer — the person who presides over the Scottish Parliament or Welsh Assembly
- pressure gradient — the change of pressure per unit distance
- printing industry — the industry engaged in the business of producing printed matter
- production string — A production string is the series of pipes through which the oil or gas is brought up from the reservoir.
- proficiency badge — an insignia or device granted by the Girl Scouts and worn especially on a uniform to indicate special achievement.
- programming fluid — (jargon) (Or "wirewater") Coffee, unleaded coffee (decaffeinated), Cola, or any caffeinacious stimulant. Many hackers consider these essential for those all-night hacking runs.
- prothoracic gland — either of a pair of endocrine glands in the anterior thorax of some insects, functioning to promote the series of molts from hatching to adulthood.
- pseudepigraphical — certain writings (other than the canonical books and the Apocrypha) professing to be Biblical in character.
- pseudo-aggressive — characterized by or tending toward unprovoked offensives, attacks, invasions, or the like; militantly forward or menacing: aggressive acts against a neighboring country.
- pseudo-biological — pertaining to biology.
- psychodiagnostics — the study and evaluation of character or personality in terms of behavioral and anatomical traits, as gesture, posture and physiognomy.
- pterygoid process — either of two long bony plates extending downwards from each side of the sphenoid bone within the skull
- pudding-pipe tree — golden shower.
- purple granadilla — the edible fruit of any of several species of passionflower, especially Passiflora edulis (purple granadilla) or P. quadrangularis (giant granadilla)
- pyroligneous acid — a yellowish, acidic, water-soluble liquid, containing about 10 percent acetic acid, obtained by the destructive distillation of wood: used for smoking meats.