16-letter words containing p, i, n, o
- developmentation — (proscribed, chiefly, US, and, humorous) Development.
- devonshire split — a kind of yeast bun split open and served with whipped cream or butter and jam
- dew-point spread — the degrees of difference between the air temperature and the dew point
- diacetylmorphine — heroin.
- diagonal process — a form of argument in which a new member of a set is constructed from a list of its known members by making the nth term of the new member differ from the nth term of the nth member. The new member is thus different from every member of the list
- diazoamino group — the divalent group –N=NNH–.
- dichlorobiphenyl — (organic compound) Either of twelve isomers of the polychlorinated biphenyl containing two chlorine atoms.
- digital envelope — (cryptography)
- dip one's toe in — to begin doing or try something new or unfamiliar
- diphthongisation — The process by which a single vowel sound (monophthong) shifts to a two-vowel vocalization (diphthong).
- diphthongization — to change into or pronounce as a diphthong.
- discussion group — group assembled to discuss sth
- disincorporation — to remove from an incorporated state or status.
- dispersal prison — a prison organized and equipped to accommodate a proportion of the most dangerous and highest security risk prisoners
- displaced person — a person driven or expelled from his or her homeland by war, famine, tyranny, etc. Abbreviation: DP, D.P.
- displacement ton — a unit for measuring the displacement of a vessel, equal to a long ton of 2240 pounds (1016 kg) or 35 cu. ft. (1 cu. m) of seawater.
- disproportionate — not proportionate; out of proportion, as in size or number.
- disproportioning — Present participle of disproportion.
- disputatiousness — The state or quality of being disputatious or argumentative; contentiousness.
- dneprodzerzhinsk — a city in the E central Ukraine, in the SW Russian Federation in Europe, on the Dnieper River.
- do sth in person — If you do something in person, you do it yourself rather than letting someone else do it for you.
- domestic partner — either member of an unmarried, cohabiting, and especially homosexual couple that seeks benefits usually available only to spouses.
- double pneumonia — pneumonia affecting both lungs.
- double precision — using twice the normal amount of storage, as two words rather than one, to represent a number.
- drinking problem — If someone is said to have a drink problem, they are thought to drink too much alcohol
- dual personality — a disorder in which an individual possesses two dissociated personalities.
- duplessis-mornay — Philippe [fee-leep] /fiˈlip/ (Show IPA), Mornay, Philippe de.
- dynamic response — The dynamic response of a machine, structure, or process is how it reacts over time to something that is done to it.
- edinburgh prolog — Prolog dialect which eventually developed into the standard, as opposed to Marseille Prolog. (The difference is largely syntax.) Clocksin & Mellish describe Edinburgh Prolog. Version: C-Prolog.
- educational park — a group of elementary and high schools, usually clustered in a parklike setting and having certain facilities shared by all grades, that often accommodates students from a large area.
- eicosapentaenoic — Of or pertaining to eicosapentaenoic acid or its derivatives.
- electroreception — The detection by an aquatic animal of electric fields or currents.
- emancipationists — Plural form of emancipationist.
- encephalitogenic — That can cause encephalitis.
- encephalographic — Relating to, or employing encephalography.
- encephalomalacia — (medicine) A localized softening of the brain substance, due to hemorrhage or inflammation.
- encyclopedically — In an encyclopedic way; in the manner of an encyclopedia.
- endowment policy — a document containing a record, and the terms and conditions of, an endowment mortgage.
- epigallocatechin — Gallocatechol.
- epiphenomenalism — (philosophy, psychology, uncountable) The doctrine that mental states and processes are simply incidental effects of physiological events in the brain or nervous system and cannot themselves cause any effects in the material world.
- ethnographically — Regarding the ethnography (of a region).
- etiopathogenesis — (medicine) The cause and subsequent development of an abnormal condition or of a disease.
- european council — an executive body of the European Union, made up of the President of the European Commission and representatives of the member states, including the foreign and other ministers. The Council acts at the request of the Commission
- evening primrose — flowering plant
- exceptionalities — Plural form of exceptionality.
- exemplifications — Plural form of exemplification.
- exemption clause — a clause in a contract that exempts one party from liability for something
- expansion bottle — a tank collecting coolant from a radiator while an engine is heated, and from which the coolant returns to the radiator when the engine cools
- experimentations — Plural form of experimentation.
- exploration well — An exploration well is a borehole which is drilled to find out if there is any oil or gas in a place.