12-letter words containing p, r, o, n, a, t
- cryoplankton — minute organisms, esp algae, living in ice, snow, or icy water
- cryptogamian — of or relating to cryptogams
- cryptomnesia — the reappearance of a suppressed or forgotten memory which is mistaken for a new experience
- cryptomonads — Plural form of cryptomonad.
- curtain pole — a pole from which a curtain is hung in front of a window, door, etc
- danger point — the point at which something ceases to be safe
- deaspiration — the act of deaspirating
- deportations — Plural form of deportation.
- depreciation — the reduction in value of a fixed asset due to use, obsolescence, etc
- depredations — the act of preying upon or plundering; robbery; ravage.
- deprivations — Plural form of deprivation.
- deprotonated — Simple past tense and past participle of deprotonate.
- deuteranopia — a form of colour blindness in which there is a tendency to confuse blues and greens, and greens and reds, and in which sensitivity to green is reduced
- dictyopteran — any insect of the order Dictyoptera, which comprises the cockroaches and mantises
- dipropellant — bipropellant.
- 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.
- 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.).
- drop curtain — a curtain that is lowered into position from the flies.
- drop initial — inset initial.
- 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
- erythropenia — A decrease in the number of erythrocytes, associated with anemia.
- ethnographer — One who practices ethnography.
- ethnographic — Relating to ethnography.
- 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.
- 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
- exprobration — the act of reproaching
- 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.
- fortepianist — the player of a fortepiano
- fortran-plus — Fortran for the DAP parallel machine, implements many Fortran 90 features.
- giant powder — dynamite composed of nitroglycerin and kieselguhr.
- gonadotropic — pertaining to substances formed in the anterior pituitary gland that affect the activity of the ovary or testis.
- gonadotropin — a gonadotropic substance.