13-letter words containing p, r, o, t, i
- diprotodontid — any of the extinct marsupials belonging to the genus Diprotodon, characterized by having two incisor teeth in the bottom jaw
- directorships — Plural form of directorship.
- disproportion — lack of proportion; lack of proper relationship in size, number, etc.: architectural disproportions.
- disreputation — disrepute.
- doppler shift — (often lowercase) the shift in frequency (Doppler shift) of acoustic or electromagnetic radiation emitted by a source moving relative to an observer as perceived by the observer: the shift is to higher frequencies when the source approaches and to lower frequencies when it recedes.
- drop a stitch — to allow a loop of wool to fall off a knitting needle accidentally while knitting
- drop shipment — a shipment of goods made directly from the manufacturer to the retailer or consumer but billed through the wholesaler or distributor.
- dropped waist — the waistline of a dress, gown, or the like when it is placed at the hips rather than at the natural waist.
- dryopithecine — (sometimes initial capital letter) an extinct ape of the genus Dryopithecus, known from Old World Miocene fossils.
- e-proposition — a universal negative proposition
- ectoparasites — Plural form of ectoparasite.
- ectoparasitic — Of or pertaining to ectoparasites.
- electrooptics — the technology that deals with the production, control, and detection of light by electrical devices
- electrophiles — Plural form of electrophile.
- electrophilic — (of a molecule or group) having a tendency to attract or acquire electrons.
- electrophonic — Relating to electronic equipment to produce sound (this adjectival sense is not comparable).
- electrotyping — The act or process of making electrotypes.
- electrotypist — an electrotyper
- 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.
- epitrochoidal — Being or relating to an epitrochoid.
- epping forest — a forest in E England, northeast of London: formerly a royal hunting ground
- eproctophilia — Sexual arousal from flatulence.
- 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.
- ergatomorphic — pertaining to an ergatomorph
- erythrophobia — Abnormal and persistent fear of blushing.
- 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.
- expectorative — an expectorant medicine
- 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.
- exploratively — in an explorative manner
- exploratorium — A museum or similar institution that encourages visitors to explore the exhibits in a hands-on manner.
- export credit — a loan extended to an importer by a bank in the country of the exporter in order to finance an export operation
- exportability — The property of being exportable.
- expressionist — Of, pertaining to, or in the style of expressionism.
- expropriating — Present participle of expropriate.