12-letter words containing t, r, o, i, s
- dissimulator — One who dissimulates.
- distemperoid — resembling distemper.
- distractions — Plural form of distraction.
- distribution — an act or instance of distributing.
- distributors — Plural form of distributor.
- diversionist — a person engaged in activities that divert attention from a primary focus.
- doctrinaires — Plural form of doctrinaire.
- dominatrices — Plural form of dominatrixThe 'Concise Oxford English Dictionary' [Eleventh Edition].
- doorstepping — talking to someone at the door of their home, for political canvassing or to gather information
- dorsiventral — Botany. having distinct dorsal and ventral sides, as most foliage leaves.
- dosing strip — (in New Zealand) an area set aside for treating dogs suspected of having hydatid disease
- double first — a first in two subjects.
- drop biscuit — a biscuit made by dropping baking powder biscuit dough from a spoon onto a pan for baking.
- droughtiness — Dryness of the weather; lack of rain.
- dryopithecus — an extinct genus of generalized hominoids that lived in Europe and Africa during the Miocene Epoch and whose members are characterized by small molars and incisors.
- e-thrombosis — a clot in the bloodstream caused by long periods spent being physically inactive at a computer
- east detroit — a city in SE Michigan.
- econometrics — the application of statistical and mathematical techniques in solving problems as well as in testing and demonstrating theories.
- econometrist — An econometrician.
- ecotarianism — the principle or practice of avoiding eating any foods whose production or transportation are considered ecologically damaging
- ecoterrorism — Violence carried out to further environmentalist ends.
- ecoterrorist — one who commits ecotage; monkey-wrencher.
- ectoparasite — an external parasite (opposed to endoparasite).
- editorialise — Alternative spelling of editorialize.
- editorialist — an article in a newspaper or other periodical or on a website presenting the opinion of the publisher, writer, or editor.
- effronteries — Plural form of effrontery.
- effusiometer — an apparatus for determining rates of effusion of gases, usually used for measuring molecular weights
- eigenvectors — Plural form of eigenvector.
- elaborations — Plural form of elaboration.
- electioneers — Third-person singular simple present indicative form of electioneer.
- electrolysis — Chemical decomposition produced by passing an electric current through a liquid or solution containing ions.
- elfin forest — the zone of stunted wind-blown trees growing at high altitudes just above the timberline on tropical mountains
- elytrigerous — having elytra
- emancipators — Plural form of emancipator.
- embrocations — Plural form of embrocation.
- embryologist — An expert or specialist in embryology.
- encrustation — The action of encrusting or state of being encrusted.
- endocarditis — Inflammation of the endocardium.
- endometritis — Inflammation of the endometrium.
- endoparasite — A parasite, such as a tapeworm, that lives inside its host.
- enterobiasis — a disease, common in children, caused by infestation of the large intestine with nematodes of the genus Enterobius, esp the pinworm (E. vermicularis)
- enteroclysis — A fluoroscopic X-ray of the small intestine.
- enterokinase — (enzyme) An enzyme, secreted by the upper intestinal mucosa, that catalyzes the activation of trypsinogen by converting it to trypsin.
- enteroptosis — Visceroptosis of the intestines.
- enterotoxins — Plural form of enterotoxin.
- enumerations — Plural form of enumeration.
- environments — Plural form of environment.
- epanorthosis — (rhetoric) A rhetorical device or element in which a speaker or writer retracts a word that has been spoken and substitutes a stronger or more suitable word; often done for emphasis or sarcasm.
- epistolarian — A writer of epistles.
- equisetiform — having the form of equisetum