| DUPLEXINGS | • DUPLEXING n. the act of making duplex. |
| EXCEPTIOUS | • exceptious adj. (Obsolete) Apt to take exception, or to object; captious, complaining. • EXCEPTIOUS adj. (archaic) disposed to take exception. |
| EXOSPORIUM | • exosporium n. (Botany) The outer layer of a pollen grain or spore; the exine. • EXOSPORIUM n. the outermost layer of spores of certain bacilli. |
| EXPULSIONS | • expulsions n. Plural of expulsion. • EXPULSION n. the act of expelling or state of being expelled. |
| IMPLEXUOUS | • IMPLEXUOUS adj. not simple; involved; complicated. |
| POXVIRUSES | • poxviruses n. Plural of poxvirus. • POXVIRUS n. any one of a group of DNA-containing animal viruses. |
| PROLIXIOUS | • prolixious adj. (Obsolete) dilatory; tedious; superfluous. • PROLIXIOUS adj. (Shakespeare) dilatory; tedious; superfluous. |
| SEXTUPLIED | • SEXTUPLY v. in Scots law, to offer a rejoinder. |
| SEXTUPLIES | • SEXTUPLY v. in Scots law, to offer a rejoinder. |
| SEXTUPLING | • sextupling v. Present participle of sextuple. • SEXTUPLE v. to multiply sixfold. |
| SULPHOXIDE | • sulphoxide n. Alternative form of sulfoxide. • SULPHOXIDE n. any compound containing a sulphinyl group and a hydrocarbon radical, also SULFOXIDE. |
| SUPERFIXES | • superfixes n. Plural of superfix. • superfixes v. Third-person singular simple present indicative form of superfix. • SUPERFIX n. a recurrent pattern of stress in speech. |
| SUPERHELIX | • superhelix n. (Molecular biology) The shape formed by a helix which in turn is twisted into a larger helix. • SUPERHELIX n. a helix, as of DNA, which has its axis arranged in a helical coil. |
| SUPEROXIDE | • superoxide n. (Chemistry) A peroxide. • superoxide n. (Chemistry) The univalent anion, O2-, obtained from molecular oxygen by adding an electron; any compound… • SUPEROXIDE n. a peroxide, an oxide with the highest proportion of oxygen. |
| XIPHOPAGUS | • xiphopagus adj. (Of conjoined twins) United at the xiphoid process. • xiphopagus n. (Countable) Either of a pair of congenitally joined twins (Siamese twin) united at the xiphoid process. • xiphopagus n. (Uncountable) The condition of being such a twin. |
| XIPHOSURAN | • xiphosuran n. (Zoology) Any member of the order Xiphosura, including horseshoe crabs. • xiphosuran adj. (Zoology) Of or pertaining to the order Xiphosura. • XIPHOSURAN adj. belonging to the Xiphosura, an order of Arthropoda of which the only survivors are the king crabs. |