| EXPERIMENTISTS | • experimentists n. Plural of experimentist. • EXPERIMENTIST n. a person who carries out experiments.
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| EXTEMPORARINESS | • extemporariness n. The quality of being extemporary. • EXTEMPORARINESS n. the state of being extemporary.
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| EXTENSIMETERS | • extensimeters n. Plural of extensimeter. • EXTENSIMETER n. an instrument for measuring small changes in length, etc. in metal to which tension has been applied.
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| EXTENSOMETERS | • extensometers n. Plural of extensometer. • EXTENSOMETER n. an instrument for measuring deformation in an object due to forces applied.
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| EXTERNALISMS | • externalisms n. Plural of externalism. • EXTERNALISM n. undue regard to mere externals or nonessential outward forms, esp. of religion.
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| EXTREMENESS | • extremeness n. The degree or property of being extreme. • EXTREMENESS n. being extreme.
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| EXTREMENESSES | • extremenesses n. Plural of extremeness. • EXTREMENESS n. being extreme.
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| FLEXITARIANISMS | • FLEXITARIANISM n. a semi-vegetarian diet involving the practice of eating mainly vegetarian food but making occasional exceptions for e.g. social reasons. | 
| INTERSEXUALISM | • intersexualism n. The state of being intersexual. • INTERSEXUALISM n. the state of being intersexual, existing between sexes.
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| INTERSEXUALISMS | • INTERSEXUALISM n. the state of being intersexual, existing between sexes. | 
| MORPHOSYNTAXES | • morphosyntaxes n. Plural of morphosyntax. • MORPHOSYNTAX n. the study of the interaction of morphology and syntax.
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| PROXIMATENESS | • proximateness n. Quality of being proximate. • PROXIMATENESS n. the state of being proximate.
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| PROXIMATENESSES | • PROXIMATENESS n. the state of being proximate. | 
| SEROTAXONOMIES | • SEROTAXONOMY n. serological analysis as a source of information for taxonomic classification. | 
| TRANSEXUALISM | • TRANSEXUALISM n. a strong desire to change sex. | 
| TRANSEXUALISMS | • TRANSEXUALISM n. a strong desire to change sex. | 
| TRANSSEXUALISM | • transsexualism n. Transsexuality; the state of being transsexual. • TRANSSEXUALISM n. the state of being a transsexual.
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| TRANSSEXUALISMS | • TRANSSEXUALISM n. the state of being a transsexual. | 
| XIPHISTERNUMS | • xiphisternums n. Plural of xiphisternum. • XIPHISTERNUM n. the posterior and smallest of the three divisions of the sternum.
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