13-letter words that end in s
- effectivities — adequate to accomplish a purpose; producing the intended or expected result: effective teaching methods; effective steps toward peace.
- effectualness — The state or condition of being effectual.
- efficientness — The quality of being efficient; efficiency.
- effortfulness — (psychology) subjective experience of exertion or effort involved in performing an activity.
- eggheadedness — the state of being an egghead
- egregiousness — The quality of being egregious.
- elasmobranchs — Plural form of elasmobranch.
- eleanor cross — any of the crosses erected at each place where the body of Eleanor of Castile (1246–90, Edward I's Spanish wife) rested between Nottingham (where she died) and London (where she is buried)
- electricities — Plural form of electricity.
- electrographs — Plural form of electrograph.
- electrometers — Plural form of electrometer.
- electron lens — a system, such as an arrangement of electrodes or magnets, that produces a field for focusing a beam of electrons
- electrooptics — the technology that deals with the production, control, and detection of light by electrical devices
- electrophiles — Plural form of electrophile.
- electrophones — Plural form of electrophone.
- electrophorus — A device for repeatedly generating static electricity by induction.
- electroplates — Third-person singular simple present indicative form of electroplate.
- electroscopes — Plural form of electroscope.
- elephantbirds — Plural form of elephantbird.
- elephantiasis — A condition in which a limb or other part of the body becomes grossly enlarged due to obstruction of the lymphatic vessels, typically by the nematode parasites that cause filariasis.
- elgin marbles — a group of 5th-century bc Greek sculptures originally decorating the Parthenon in Athens, brought to England by Thomas Bruce, seventh Earl of Elgin (1766–1841), and now at the British Museum
- ellipticities — Plural form of ellipticity.
- emancipations — Plural form of emancipation.
- embracingness — the quality of something that embraces
- embranchments — Plural form of embranchment.
- emotionalists — Plural form of emotionalist.
- emotionalizes — Third-person singular simple present indicative form of emotionalize.
- emotionalness — The state or quality of being emotional.
- emphysematous — (medicine) Related, similar to or involving emphysema; swollen, bloated.
- empiricalness — Quality of being empirical.
- enantiomorphs — Plural form of enantiomorph.
- enchantresses — Plural form of enchantress.
- encroachments — Plural form of encroachment.
- encrustations — Plural form of encrustation.
- encumbrancers — Plural form of encumbrancer.
- encyclopedias — Plural form of encyclopedia.
- endearingness — The quality of being endearing.
- endometriosis — A condition resulting from the appearance of endometrial tissue outside the uterus and causing pelvic pain.
- endonucleases — Plural form of endonuclease.
- endoparasites — Plural form of endoparasite.
- endoskeletons — Plural form of endoskeleton.
- endosymbiosis — Symbiosis in which one of the symbiotic organisms lives inside the other.
- endotheliomas — Plural form of endothelioma.
- endurableness — (rare) The state of being endurable; endurability.
- energy crisis — a shortfall in or interruption to the provision of energy supplies
- enjoyableness — The quality or state of being enjoyable.
- entanglements — Plural form of entanglement.
- enterocolitis — Inflammation of both the small intestine and the colon.
- enteropathies — Plural form of enteropathy.
- enteroviruses — Plural form of enterovirus.