12-letter words containing n, o, r, a
- enantiotropy — the possibility for stable polymorphs to exist in different states on either side of a transition-point temperature
- enarthrodial — Relating to an enarthrosis.
- encroachment — Intrusion on a person's territory, rights, etc.
- encrustation — The action of encrusting or state of being encrusted.
- 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.
- endoparasite — A parasite, such as a tapeworm, that lives inside its host.
- endotracheal — Situated or occurring within or performed by way of the trachea.
- endovascular — Within a blood vessel.
- energization — The act (or state) of being energized.
- enharmonical — relating to the enharmonic scale
- enterobacter — Any bacterium of the genus Enterobacter.
- enterobiasis — a disease, common in children, caused by infestation of the large intestine with nematodes of the genus Enterobius, esp the pinworm (E. vermicularis)
- enterococcal — Relating to, or produced by, an enterococcus.
- enterokinase — (enzyme) An enzyme, secreted by the upper intestinal mucosa, that catalyzes the activation of trypsinogen by converting it to trypsin.
- enterostomal — relating to enterostomy
- entoplastral — relating to an entoplastron
- entoplastron — the median plate of a turtle's plastron
- entropically — By means of or in relation to entropy.
- enumerations — Plural form of enumeration.
- envigorating — Present participle of envigorate.
- 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.
- epoxypropane — (organic compound) propylene oxide.
- equiparation — the act of regarding as the same; the act of comparing
- eradications — Plural form of eradication.
- eratosthenes — ?276–?194 bc, Greek mathematician and astronomer, who calculated the circumference of the earth by observing the angle of the sun's rays at different places
- eriskay pony — a breed of medium-sized pony, typically grey, with a dense waterproof coat. The Eriskay is the only surviving variety of the native ponies of the Western Isles of Scotland
- erythropenia — A decrease in the number of erythrocytes, associated with anemia.
- eternization — The act of eternizing; the act of rendering immortal or famous.
- etherization — (surgery) anaesthetization using ether.
- etheromaniac — a person who is addicted to ether
- ethnographer — One who practices ethnography.
- ethnographic — Relating to ethnography.
- euroterminal — a railway terminus from which trans-European trains operate
- evaporations — Plural form of evaporation.
- evisceration — A disemboweling; the removal of viscera.
- evolutionary — Of or relating to evolution.
- exacerbation — An increase in the severity of something (such as a disease).
- exaggeration — A statement that represents something as better or worse than it really is.
- exasperation — A feeling of intense irritation or annoyance.
- exclusionary — restrictive or elitist
- excoriations — Plural form of excoriation.
- excruciation — Some excruciating pain.