12-letter words containing m, i, s, o
- episiotomies — Plural form of episiotomy.
- epistemology — The theory of knowledge, especially with regard to its methods, validity, and scope. Epistemology is the investigation of what distinguishes justified belief from opinion.
- epitheliomas — Plural form of epithelioma.
- equinumerous — having the same number of members
- equisetiform — having the form of equisetum
- eskimo-aleut — (designating or of) a family of languages including Aleut and the Eskimo languages
- etheostomine — relating to small freshwater fish in the genus Etheostoma
- ethosuximide — A particular anticonvulsant drug.
- etymologizes — Third-person singular simple present indicative form of etymologize.
- eunuchoidism — A syndrome in males with a lack of sex characteristics due to lack of proper male sex hormones.
- euphoniumist — Someone who plays the euphonium.
- eurocentrism — Alternative capitalization of Eurocentrism.
- evolutionism — (countable) Any of several theories that explain the evolution of systems or organisms.
- exalbuminous — (of a seed embryo) having no albumen
- examinations — Plural form of examination.
- exclamations — Plural form of exclamation.
- exclusionism — The quality of being exclusionist.
- expansionism — The policy of territorial or economic expansion.
- expromission — the act of (a creditor) accepting a new debtor as being responsible for the debt of another person
- extemporised — Simple past tense and past participle of extemporise.
- extemporizes — Third-person singular simple present indicative form of extemporize.
- extropianism — Belief in, or support for, the theory of extropy.
- factionalism — of a faction or factions.
- feminisation — Alternative spelling of feminization.
- fibromatosis — (pathology) The presence of multiple fibromas.
- fibrosarcoma — a sarcoma derived from fibroblast cells, often able to generate collagen.
- fishing worm — an earthworm.
- fishmonger's — a shop that sells fish
- fission bomb — atomic bomb.
- fitness room — a room with gym equipment in it
- flammiferous — flame-producing
- flemish bond — a brickwork bond having alternate stretchers and headers in each course, each header being centered above and below a stretcher.
- flickermouse — Alternative form of flittermouse.
- flindermouse — (obsolete) A bat (the mammal).
- flittermouse — bat2 (def 1).
- florida moss — Spanish moss.
- flourishment — The act or state of flourishing.
- fluorimeters — Plural form of fluorimeter.
- flying mouse — pygmy glider.
- foam plastic — a kind of light cellular plastic made by creating bubbles of gas in the liquid material and solidifying it: often used as an insulator
- folsom point — a flint point characteristic of the Folsom tradition, typically leaf-shaped and fluted, with small basal extensions, and used on a projectile, as a spear, for hunting game.
- fomentations — Plural form of fomentation.
- foreadmonish — (rare, transitive) To admonish beforehand, or before the act or event.
- foreman-ship — a person in charge of a particular department, group of workers, etc., as in a factory or the like.
- formularizes — Third-person singular simple present indicative form of formularize.
- formulations — Plural form of formulation.
- fort madison — a city in SE Iowa, on the Mississippi.
- fritto misto — small pieces of meat, fish, or vegetables dipped in batter and deep-fried.
- frolicsomely — In a frolicsome manner.
- frontiersman — a person, especially a man, who lives on the frontier, especially in sparsely settled regions.