13-letter words containing o, s, i
- egotistically — In an egotistic manner.
- egregiousness — The quality of being egregious.
- ejection seat — a seat, esp as fitted to military aircraft, that is fired by a cartridge or rocket to eject the occupant from the aircraft in an emergency
- electrologist — A person trained to remove unwanted hair on the body or face or small blemishes on the skin by a method that involves the application of heat using an electric current.
- electromerism — a type of tautomerism in which the isomers (electromers) differ in the distribution of charge in their molecules
- electrooptics — the technology that deals with the production, control, and detection of light by electrical devices
- electrophiles — Plural form of electrophile.
- electrostatic — Of or relating to stationary electric charges or fields as opposed to electric currents.
- electrotypist — an electrotyper
- emancipations — Plural form of emancipation.
- emigrationist — a person who promotes emigration
- emotionalists — Plural form of emotionalist.
- emotionalizes — Third-person singular simple present indicative form of emotionalize.
- emotionalness — The state or quality of being emotional.
- emotionlessly — Without emotion.
- 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.
- encomiastical — Alternative form of encomiastic.
- encrustations — Plural form of encrustation.
- encyclopedias — Plural form of encyclopedia.
- encyclopedism — Comprehensive learning or knowledge.
- encyclopedist — A person who writes, edits, or contributes to an encyclopedia.
- endometriosis — A condition resulting from the appearance of endometrial tissue outside the uterus and causing pelvic pain.
- 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.
- endosmometric — relating to the measurement of endosmotic action
- endosymbiosis — Symbiosis in which one of the symbiotic organisms lives inside the other.
- endosymbiotic — Of or pertaining to endosymbiosis.
- endotheliomas — Plural form of endothelioma.
- enhypostatize — to come together in one person or hypostasis
- enterocolitis — Inflammation of both the small intestine and the colon.
- enteropathies — Plural form of enteropathy.
- enteroviruses — Plural form of enterovirus.
- entomologists — Plural form of entomologist.
- 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
- equisetaceous — belonging to the family Equisetaceae
- equivocalness — The state of being equivocal; ambiguity.
- equivocations — Plural form of equivocation.
- ergotoxicosis — Ergotism.
- escapologists — Plural form of escapologist.
- eschatologies — Plural form of eschatology.
- eschscholzias — Plural form of eschscholzia.
- essential oil — any of various volatile organic oils present in plants, usually containing terpenes and esters and having the odour or flavour of the plant from which they are extracted: used in flavouring and perfumery
- esthesiometer — an instrument for measuring the sensitivity of the sense of touch, esp. one for testing how far apart two points pressed against the skin have to be for the points to be felt as separate