12-letter words containing a, e, r, o, p, t
- disoperation — a relationship between two organisms in a community that is harmful to both
- dispensatory — a book in which the composition, preparation, and uses of medicinal substances are described; a nonofficial pharmacopoeia.
- dispropriate — to deprive of ownership
- draftsperson — a person employed in making mechanical drawings, especially in an architectural or engineering firm.
- drapetomania — (dated) an overwhelming urge to run away (from home, a bad situation, responsibility, etc.).
- dropout rate — the percentage of students failing to complete a particular school or college course
- dropped seat — a seat of a chair or the like, having a front dished so as to be lower than the sides or back.
- ectoparasite — an external parasite (opposed to endoparasite).
- ectypography — a form of etching or engraving in which the design is produced in relief
- electrograph — A machine used in gravure printing.
- electroplate — Coat (a metal object) by electrolytic deposition with chromium, silver, or another metal.
- electropolar — having, or relating to, electrical polarity
- emancipators — Plural form of emancipator.
- emancipatory — Of or pertaining to emancipation or to an emancipator.
- enantiomorph — Each of two crystalline or other geometric forms that are mirror images of each other.
- enantiotropy — the possibility for stable polymorphs to exist in different states on either side of a transition-point temperature
- endoparasite — A parasite, such as a tapeworm, that lives inside its host.
- entoplastral — relating to an entoplastron
- entoplastron — the median plate of a turtle's plastron
- entropically — By means of or in relation to entropy.
- 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.
- equiparation — the act of regarding as the same; the act of comparing
- ergastoplasm — endoplasm that is associated with protein synthesis
- erythropenia — A decrease in the number of erythrocytes, associated with anemia.
- escape route — way out: of situation
- ethnographer — One who practices ethnography.
- ethnographic — Relating to ethnography.
- eutrophicate — (ecology, intransitive) To become eutrophic.
- evaporations — Plural form of evaporation.
- exasperation — A feeling of intense irritation or annoyance.
- expatriation — Voluntary migration from one's native land to another.
- expectorants — Plural form of expectorant.
- expectorated — Simple past tense and past participle of expectorate.
- explorations — Plural form of exploration.
- export agent — an person who acts on behalf of a business to develop a market for a product or service in a foreign country
- export trade — the area of business or industry concerned with the export of goods or services
- exprobration — the act of reproaching
- exprobrative — signifying reproach, reproachful
- exprobratory — acting as a reproach
- expropriated — Simple past tense and past participle of expropriate.
- expropriates — Third-person singular simple present indicative form of expropriate.
- extemporally — In an extemporal manner.
- extrapolated — Simple past tense and past participle of extrapolate.
- extrapolates — Third-person singular simple present indicative form of extrapolate.
- extropianism — Belief in, or support for, the theory of extropy.
- flavoprotein — an enzyme, containing riboflavin and linked chemically with a protein, active in the oxidation of foods in animal cells.
- flow pattern — The flow pattern is the way in which fluids move through a reactor.
- fluorapatite — a crystalline mineral, Ca 5 (PO 4) 3 F, formed from hydroxyapatite in the presence of fluoride, that has a hardening effect on bones and teeth.
- fore-topmast — the spar or section of a pole mast serving as the topmast of a foremast on a ship.