13-letter words containing p, r, o, c, t
- cross product — a vector perpendicular to two given vectors, u and v, and having magnitude equal to the product of the magnitudes of the two given vectors multiplied by the sine of the angle between the two given vectors, usually represented by u × v.
- cross-posting — the sending of an email to many forums, mailing lists, etc
- crow-pheasant — a large coucal, Centropus sinensis, of Asia, having black and brown plumage and a long tail.
- cryotherapies — Plural form of cryotherapy.
- cryptoanalyst — Alternative form of cryptanalyst.
- cryptoclastic — (of minerals and rocks) composed of microscopic fragments
- cryptoclimate — the climate of a small area, as of confined spaces such as caves or houses (cryptoclimate) of plant communities, wooded areas, etc. (phytoclimate) or of urban communities, which may be different from that in the general region.
- cryptographer — the science or study of the techniques of secret writing, especially code and cipher systems, methods, and the like. Compare cryptanalysis (def 2).
- cryptographic — Relating to cryptography.
- cryptological — cryptography.
- cryptoxanthin — a carotenoid pigment, C40H56O, in butter, eggs, and various plants, that can be converted into vitamin A in the body
- cryptozoology — the study of creatures, such as the Loch Ness monster, whose existence has not been scientifically proved
- cuprotitanium — (metallurgy) An alloy of copper and titanium obtained by reducing a mixture of copper and rutile.
- cyclostrophic — pertaining to atmospheric motion in which the centripetal acceleration exactly balances the horizontal pressure force.
- cytopharynges — Plural form of cytopharynx.
- dactylography — the scientific study of fingerprints for purposes of identification
- decrepitation — to roast or calcine (salt, minerals, etc.) so as to cause crackling or until crackling ceases.
- deprecatorily — In a deprecatory manner.
- depreciations — Plural form of depreciation.
- dermatotropic — (especially of viruses) in, attracted toward, or affecting the skin.
- deuteroscopic — of or relating to deuteroscopy; of second sight
- diaphoretical — Alternative form of diaphoretic.
- dictatorships — Plural form of dictatorship.
- diplock court — in Northern Ireland, a court of law designed to try cases linked with terrorism. In order to prevent the intimidation of jurors, the court consists of a single judge and no jury
- diprotic acid — any acid with two hydrogen atoms in its molecule that are capable of being released or ionized in water, such as sulphuric acid and carbonic acid
- directorships — Plural form of directorship.
- drop a stitch — to allow a loop of wool to fall off a knitting needle accidentally while knitting
- dryopithecine — (sometimes initial capital letter) an extinct ape of the genus Dryopithecus, known from Old World Miocene fossils.
- ectoparasites — Plural form of ectoparasite.
- ectoparasitic — Of or pertaining to ectoparasites.
- electrographs — Plural form of electrograph.
- 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.
- electrophones — Plural form of electrophone.
- electrophonic — Relating to electronic equipment to produce sound (this adjectival sense is not comparable).
- electrophorus — A device for repeatedly generating static electricity by induction.
- electroplated — Simple past tense and past participle of electroplate.
- electroplates — Third-person singular simple present indicative form of electroplate.
- electroscopes — Plural form of electroscope.
- electrotyping — The act or process of making electrotypes.
- electrotypist — an electrotyper
- enantiotropic — relating to enantiotropy
- 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.
- 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.
- eproctophilia — Sexual arousal from flatulence.
- ergatomorphic — pertaining to an ergatomorph
- ethnographica — a collection of ethnographic items