| XEBEC | • xebec n. A small two-masted, and later three-masted, Mediterranean transport ship with an overhanging bow and stern. • XEBEC n. a small, three-masted Mediterranean vessel with both square and triangular sails, also ZEBEC, ZEBECK. |
| XENIA | • xenia n. Plural of xenium. • xenia n. (Classical studies) The concept of hospitality to strangers. • xenia n. (Botany) The effect that genes from pollen have on the endosperm. |
| XENIC | • xenic adj. (Biology, of a culture) Containing an unidentified organism, especially a bacterium. • xenic adj. (LGBT) Of or pertaining to xenogenders. • xenic adj. Strange or foreign in some way. |
| XENON | • xenon n. The chemical element (symbol Xe) with an atomic number of 54. It is a colorless, odorless, unreactive… • XENON n. a heavy inert gas. |
| XERIC | • xeric adj. (Of an environment or habitat) very dry, lacking humidity and water. • xeric adj. (Of an organism) Adapted to live in a very dry habitat. • XERIC adj. requiring only a small amount of moisture. |
| XEROX | • xerox n. (Dated in North America, Philippines, colloquial, informal) A photocopy. • xerox n. (Dated, North America, colloquial, informal) A photocopier. • xerox v. (Dated, North America, Philippines, colloquial, informal) To make a paper copy or copies by means of a photocopier. |
| XERUS | • Xerus prop.n. A taxonomic genus within the family Sciuridae – African ground squirrel. • XERUS n. an African ground squirrel. |
| XOANA | • xoana n. Plural of xoanon. • XOANON n. (Greek) a primitive statue. |
| XRAYS | • Xrays n. Plural of Xray. • x-rays n. Plural of x-ray. • x-rays v. Third-person singular simple present indicative form of x-ray. |
| XYLAN | • xylan n. (Biochemistry) A polysaccharide, consisting of xylose residues, found in the cell walls of some algae and plants. • XYLAN n. a substance found in cell walls of plants. |
| XYLEM | • xylem n. (Botany) A vascular tissue in land plants primarily responsible for the distribution of water and minerals… • XYLEM n. (Greek) a woody tissue in trees or plants, also XYLOGEN. |
| XYLIC | • xylic adj. (Chemistry) Pertaining to xylene. • XYLIC adj. relating to xylem. |
| XYLOL | • xylol n. Xylene. • XYLOL n. a flammable hydrocarbon, also XYLENE. |
| XYLYL | • xylyl n. (Organic chemistry) Any of several univalent radicals, of formula (CH3)2C6H3- derived from the three… • XYLYL n. a chemical compound found in coal-tar. |
| XYSTI | • xysti n. Plural of xystus. • XYSTUS n. (historical) a long covered portico or court used by ancient Greek athletes for exercises, also XYST, XYSTOS. |
| XYSTS | • xysts n. Plural of xyst. • XYST n. (historical) a long covered portico or court used by ancient Greek athletes for exercises, also XYSTOS, XYSTUS. |