12-letter words containing a, e, d, o, n
- downregulate — To decrease the number of cell receptors by using downregulation.
- draftsperson — a person employed in making mechanical drawings, especially in an architectural or engineering firm.
- dragonslayer — One who slays a dragon.
- drapetomania — (dated) an overwhelming urge to run away (from home, a bad situation, responsibility, etc.).
- dreadnoughts — Plural form of dreadnought.
- dream vision — a conventional device used in narrative verse, employed especially by medieval poets, that presents a story as told by one who falls asleep and dreams the events of the poem: Dante's Divine Comedy exemplifies the dream vision in its most developed form.
- duodecennial — relating to twelve years
- dwarf cornel — the bunchberry.
- dynamometers — Plural form of dynamometer.
- dynamometric — Relating to dynamometry.
- dysmenorrhea — painful menstruation.
- early modern — designating or of the period of European history from the end of the Middle Ages (c. 1450) to c. 1750
- earth almond — chufa.
- easting down — the passage eastward from the Cape of Good Hope, as made by a sailing ship bound for Australia or the East Indies.
- ebb and flow — tidal movement
- echinodermal — (zoology) Relating or belonging to the echinoderms.
- edifications — Plural form of edification.
- educationese — the jargon associated with the field of education.
- educationist — a specialist in the theory and methods of education.
- edulcorating — Present participle of edulcorate.
- edulcoration — (rare) A sweetening.
- egads button — a switch that triggers the destruction in flight of a malfunctioning missile.
- elucidations — Plural form of elucidation.
- enamoredness — Quality of being enamored; love; infatuation.
- enarthrodial — Relating to an enarthrosis.
- enciclopedia — Misspelling of encyclopedia.
- encyclopedia — An encyclopedia is a book or set of books in which facts about many different subjects or about one particular subject are arranged for reference, usually in alphabetical order.
- endeavorment — Act of endeavouring; effort.
- endeavouring — Present participle of endeavour.
- endocarditic — Having or relating to endocarditis.
- endocarditis — Inflammation of the endocardium.
- endocervical — Within a cervix.
- endochondral — occurring, or present, in cartilage
- endomembrane — (biology) All the membraneous components inside a eukaryotic cell, including the nuclear envelope, endoplastic reticulum, and Golgi apparatus.
- endometrioma — An ovarian cyst caused by endometriosis.
- endonuclease — An enzyme that cleaves a polynucleotide chain by separating nucleotides other than the two end ones.
- endoparasite — A parasite, such as a tapeworm, that lives inside its host.
- endoskeletal — (anatomy) Of or pertaining to an internal skeleton, usually of bone (an endoskeleton).
- endothelioma — Any of various mostly benign neoplasms derived from the endothelium of blood vessels or lymph channels.
- endotracheal — Situated or occurring within or performed by way of the trachea.
- endovascular — Within a blood vessel.
- engaged tone — telephone
- eradications — Plural form of eradication.
- exheredation — A disinheriting; disherison.
- expeditation — the act of expeditating a dog
- extraditions — Plural form of extradition.
- extrordinary — Misspelling of extraordinary.
- face down/up — If someone or something is face down, their face or front points downwards. If they are face up, their face or front points upwards.
- false indigo — any of several North American shrubs belonging to the genus Amorpha, of the legume family, especially A. fruticosa, having compound leaves with pinnate leaflets and long, dense clusters of purplish flowers.
- fardel-bound — (of ruminants) having the food impacted in the third compartment of the stomach; costive; constipated.