| DEMULTIPLEXERS | • demultiplexers n. Plural of demultiplexer. • DEMULTIPLEXER n. an electronic device that separates a multiplex signal into its component parts.
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| EXASPERATINGLY | • exasperatingly adv. In an exasperating manner; frustratingly. • EXASPERATING adv. exciting the anger of.
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| EXCEPTIONALISM | • exceptionalism n. The state of being special, exceptional or unique. • exceptionalism n. The belief that something (A nation, species etc.) is exceptional, superior, or does not conform to…
 • exceptionalism n. A philosophy of prevention or of intervention.
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| EXCEPTIONALIST | • exceptionalist n. A proponent of exceptionalism. | 
| EXPLICITNESSES | • explicitnesses n. Plural of explicitness. • EXPLICITNESS n. the state of being explicit.
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| EXPLORATIONIST | • explorationist n. A person employed to locate new sources of petroleum or other naturally-occurring resource. • EXPLORATIONIST n. a scientist engaged in mineral exploration.
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| EXPOSTULATIONS | • expostulations n. Plural of expostulation. • EXPOSTULATION n. an act or an instance of expostulating.
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| EXTRAPOLATIONS | • extrapolations n. Plural of extrapolation. • EXTRAPOLATION n. the act of extrapolating.
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| HYPERCATALEXIS | • hypercatalexis n. (Poetry) The addition of one or two syllables to the last foot of a verse. • HYPERCATALEXIS n. the state of being hypercatalectic.
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| HYPERSEXUALITY | • hypersexuality n. The desire for sexual activity at levels high enough to be considered clinically significant. • HYPERSEXUALITY n. the state of being hypersexual.
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| INEXPLICITNESS | • inexplicitness n. The state or condition of being inexplicit. • INEXPLICIT n. not explicit.
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| LEXICOGRAPHIST | • lexicographist n. (Chiefly archaic) A student specialising in the discipline of lexicography; lexicographer. • LEXICOGRAPHIST n. one who makes dictionaries.
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| PANSEXUALITIES | • pansexualities n. Plural of pansexuality. • PANSEXUALITY n. the state of being pansexual.
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| REEXPLORATIONS | • reexplorations n. Plural of reexploration. | 
| SEXPLOITATIONS | • sexploitations n. Plural of sexploitation. • SEXPLOITATION n. the exploitation of sex in the media and esp. in film.
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| SEXTUPLICATING | • sextuplicating v. Present participle of sextuplicate. • SEXTUPLICATE v. to copy sixfold.
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| SUPERSEXUALITY | • supersexuality n. The quality of being supersexual. • SUPERSEXUALITY n. exceptional sexuality.
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| ULTRAEXPENSIVE | • ultraexpensive adj. Extremely expensive. | 
| XEROPHTHALMIAS | • xerophthalmias n. Plural of xerophthalmia. • XEROPHTHALMIA n. extreme dryness of the conjunctive, thought to stem from a vitamin A deficiency, also XEROMA.
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| XIPHIPLASTRALS | • XIPHIPLASTRAL n. a type of chelonian. |