13-letter words containing p, o, r, t, i, n
- cuprotitanium — (metallurgy) An alloy of copper and titanium obtained by reducing a mixture of copper and rutile.
- decrepitation — to roast or calcine (salt, minerals, etc.) so as to cause crackling or until crackling ceases.
- depreciations — Plural form of depreciation.
- deprotonation — (chemistry) The removal of a proton (hydrogen ion) from a molecule to form a conjugate base.
- deptford pink — a plant, Dianthus armeria, of the pink family, native to Eurasia, having slender, erect stems and leaves and clusters of small, bright pink flowers.
- diaphanometer — an instrument used to measure transparency, esp of the atmosphere
- dinitrophenol — any of the six isomers consisting of phenol where two hydrogen atoms are substituted by nitro groups, C 6 H 4 N 2 O 5 , used in dyes and wood preservatives, and in biochemistry to uncouple oxidative phosphorylation.
- diprotodontid — any of the extinct marsupials belonging to the genus Diprotodon, characterized by having two incisor teeth in the bottom jaw
- disproportion — lack of proportion; lack of proper relationship in size, number, etc.: architectural disproportions.
- disreputation — disrepute.
- drop shipment — a shipment of goods made directly from the manufacturer to the retailer or consumer but billed through the wholesaler or distributor.
- dryopithecine — (sometimes initial capital letter) an extinct ape of the genus Dryopithecus, known from Old World Miocene fossils.
- e-proposition — a universal negative proposition
- electrophonic — Relating to electronic equipment to produce sound (this adjectival sense is not comparable).
- electrotyping — The act or process of making electrotypes.
- enantiomorphs — Plural form of enantiomorph.
- enantiomorphy — the state of being enantiomorphic
- enantiotropic — relating to enantiotropy
- endoparasites — Plural form of endoparasite.
- endoparasitic — Of or pertaining to endoparasites.
- enterohepatic — Relating to or denoting the circulation of bile salts and other secretions from the liver to the intestine, where they are reabsorbed into the blood and returned to the liver.
- enteropathies — Plural form of enteropathy.
- epitrachelion — The liturgical vestment worn by priests and bishops of the Orthodox Church as the symbol of their priesthood, corresponding to the Western stole.
- epping forest — a forest in E England, northeast of London: formerly a royal hunting ground
- equipartition — the equal division of the energy of a system in thermal equilibrium between different degrees of freedom. This principle was assumed to be exact in classical physics, but quantum theory shows that it is true only in certain special cases
- equiponderant — of the same weight; evenly balanced
- equiponderate — To counterbalance.
- ethnographica — a collection of ethnographic items
- ethnographies — Plural form of ethnography.
- eusporangiate — (of ferns) having each sporangium developing from a group of cells, rather than a single cell, and with no specialized dispersal of spores
- exasperations — Plural form of exasperation.
- expectorating — Present participle of expectorate.
- expectoration — The action of expectorating, of ejecting phlegm or mucus from the throat or lungs by coughing, hawking, or spitting.
- expeditionary — Of or forming an expedition, especially a military expedition.
- explanatorily — With regard to explanatory power.
- explorational — Of, pertaining to, or by means of exploration.
- expressionist — Of, pertaining to, or in the style of expressionism.
- expropriating — Present participle of expropriate.
- expropriation — The act of expropriating; the surrender of a claim to private property; the act of depriving of private propriety rights.
- extemporising — Present participle of extemporise.
- extemporizing — Present participle of extemporize.
- exteroception — The perception of environmental stimuli acting on the body.
- extrapolating — Present participle of extrapolate.
- extrapolation — (mathematics) A calculation of an estimate of the value of some function outside the range of known values.
- extraposition — placement of something outside something else
- flavoproteins — Plural form of flavoprotein.
- frame pointer — A pointer to the current activation record in an implementation of a block structured language.
- friction pile — a pile depending on the friction of surrounding earth for support.
- friction tape — a cloth or plastic adhesive tape, containing a moisture-resistant substance, used especially to insulate and protect electrical wires and conductors.
- frontier post — an official point where people or vehicles cross over a border between countries