12-letter words containing a, t, h, e, o
- east chicago — a port in NW Indiana, on Lake Michigan, near Chicago.
- east lothian — a historic county in SE Scotland.
- eating house — a restaurant or other place where one can eat
- echolocation — the general method of locating objects by determining the time for an echo to return and the direction from which it returns, as by radar or sonar.
- echolocators — Plural form of echolocator.
- ectypography — a form of etching or engraving in which the design is produced in relief
- electroclash — a type of electronic music, originating in the first decade of the 21st century, that combines modern techno with synthesizer music characteristic of the 1980s
- electrograph — A machine used in gravure printing.
- emerald moth — any of various green geometrid moths, esp the large emerald (Geometra papilionaria) a handsome pale green moth with white wavy markings
- enantiomorph — Each of two crystalline or other geometric forms that are mirror images of each other.
- enantiopathy — the treatment of disease by opposites; allopathy
- enarthrodial — Relating to an enarthrosis.
- encompasseth — Archaic third-person singular form of encompass.
- encroachment — Intrusion on a person's territory, rights, etc.
- 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.
- enhypostasia — personalities existing in union (Jesus Christ and God the Son)
- enhypostatic — relating to enhypostasia
- enophthalmos — The posterior displacement of the eyeball within the orbit due to changes in the volume of the orbit (bone) relative to its contents (the eyeball and orbital fat), or loss of function of the orbitalis muscle.
- enthesopathy — (pathology) A disorder of entheses (bone attachments).
- entomophobia — Abnormal fear of insects or similar arthropods.
- 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.
- epithalamion — A song or poem celebrating a marriage.
- epitheliomas — Plural form of epithelioma.
- 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
- erythematous — Of or pertaining to erythema.
- erythroblast — An immature erythrocyte containing a nucleus.
- erythroderma — An inflammatory skin disease with erythema and scaling that affects nearly the entire cutaneous surface.
- erythropenia — A decrease in the number of erythrocytes, associated with anemia.
- esophagotomy — (surgery) The operation of making an incision into the esophagus for the purpose of removing an obstruction.
- ethanolamine — (chemistry) a hydroxy-amine, HO.CH2.CH2.NH2, manufactured by the reaction of ethylene oxide with ammonia; it is found naturally in a combined form in cephalin, and has many industrial applications.
- etherization — (surgery) anaesthetization using ether.
- etheromaniac — a person who is addicted to ether
- ethical code — an ethical code is a set of moral principles used to govern the conduct of a profession
- ethnographer — One who practices ethnography.
- ethnographic — Relating to ethnography.
- ethnological — Of or pertaining to ethnology.
- ethoxyethane — (organic compound) The systematic name for diethyl ether.
- eutrophicate — (ecology, intransitive) To become eutrophic.
- exheredation — A disinheriting; disherison.
- exhilaration — A feeling of excitement, happiness, or elation.
- exhortations — Plural form of exhortation.
- exophthalmia — (medicine) The protrusion of the eyeball so that the eyelids will not cover it, in consequence of disease.
- exophthalmic — Having or characterized by protruding eyes.
- exophthalmos — Abnormal protrusion of the eyeball or eyeballs.
- exophthalmus — Alt form exophthalmos.
- family hotel — a hotel owned by a family in which family members work
- fathomlessly — In a fathomless manner.
- feather shot — fine bean shot.
- fed to death — bored or annoyed