13-letter words containing o, p, s, i
- electrotypist — an electrotyper
- emancipations — Plural form of emancipation.
- enantiomorphs — Plural form of enantiomorph.
- encapsulation — The act of enclosing in a capsule; the growth of a membrane around (any part) so as to enclose it in a capsule.
- encyclopedias — Plural form of encyclopedia.
- encyclopedism — Comprehensive learning or knowledge.
- encyclopedist — A person who writes, edits, or contributes to an encyclopedia.
- endoparasites — Plural form of endoparasite.
- endoparasitic — Of or pertaining to endoparasites.
- endopeptidase — An enzyme that breaks peptide bonds other than terminal ones in a peptide chain.
- enhypostatize — to come together in one person or hypostasis
- enteropathies — Plural form of enteropathy.
- entomophilous — (of flowering plants) pollinated by insects
- epanadiplosis — a figure of speech involving the same word being used at the beginning and the end
- epicondylitis — A painful inflammation of tendons surrounding an epicondyle.
- epidermolysis — Loosening of the epidermis, with extensive blistering of the skin and mucous membranes, occurring either after injury, or as a spontaneous and potentially dangerous condition, particularly in children.
- episcopalians — Plural form of episcopalian.
- epping forest — a forest in E England, northeast of London: formerly a royal hunting ground
- escapologists — Plural form of escapologist.
- eta expansion — eta conversion
- ethnographies — Plural form of ethnography.
- ethnophaulism — An ethnic or racial slur, typically caricaturing some identifiable (often physical) feature of the group being derided. For example,
- eusporangiate — (of ferns) having each sporangium developing from a group of cells, rather than a single cell, and with no specialized dispersal of spores
- exasperations — Plural form of exasperation.
- exceptionless — Without exception.
- expansionists — Plural form of expansionist.
- expeditionist — (rare) One who goes on an expedition.
- expeditiously — In an expeditious manner.
- explantations — Plural form of explantation.
- exploitations — Plural form of exploitation.
- explosiveness — The state of being explosive.
- expostulating — Present participle of expostulate.
- expostulation — (countable) The act of reasoning earnestly in order to dissuade or remonstrate.
- expressionism — A style of painting, music, or drama in which the artist or writer seeks to express emotional experience rather than impressions of the external world.
- expressionist — Of, pertaining to, or in the style of expressionism.
- extemporising — Present participle of extemporise.
- extraposition — placement of something outside something else
- extremophiles — Plural form of extremophile.
- fashion plate — a person who consistently wears the latest style in dress.
- feldspathoids — Plural form of feldspathoid.
- fellowshiping — Present participle of fellowship.
- fellowshipped — the condition or relation of being a fellow: the fellowship of humankind.
- field sparrow — a common North American finch, Spizella pusilla, found in brushy pasturelands.
- filipendulous — Suspended by, or strung upon, a thread; said of tuberous swellings in the middle or at the extremities of slender, threadlike rootlets.
- filmographies — Plural form of filmography.
- first peoples — any of the indigenous peoples or Indian communities of Canada, especially one formally recognized by the Canadian government.
- flavoproteins — Plural form of flavoprotein.
- florianopolis — a state in S Brazil. 36,856 sq. mi. (95,455 sq. km). Capital: Florianópolis.
- fluoroplastic — any of the plastics, as Teflon, in which hydrogen atoms of the hydrocarbon chains are replaced by fluorine atoms.
- fluoroscoping — Present participle of fluoroscope.