| EXOENZYMES | • exoenzymes n. Plural of exoenzyme. • EXOENZYME n. an enzyme that functions outside the cell producing it. |
| HEXAGYNOUS | • hexagynous adj. (Botany) Having six styles. • HEXAGYNOUS adj. having six pistils, also HEXAGYNIAN. |
| MONEYBOXES | • moneyboxes n. Plural of moneybox. • money␣boxes n. Plural of money box. • MONEYBOX n. a box for keeping money in. |
| OXYCODONES | • OXYCODONE n. an opiate drug used as a painkiller. |
| OXYGENASES | • oxygenases n. Plural of oxygenase. • OXYGENASE n. an enzyme. |
| OXYGENATES | • oxygenates v. Third-person singular simple present indicative form of oxygenate. • OXYGENATE v. to impregnate or treat with oxygen. |
| OXYGENISED | • oxygenised v. Simple past tense and past participle of oxygenise. • OXYGENISE v. to oxygenate, also OXYGENIZE. |
| OXYGENISER | • OXYGENISER n. an agent that oxygenises, also OXYGENIZER. |
| OXYGENISES | • oxygenises v. Third-person singular simple present indicative form of oxygenise. • OXYGENISE v. to oxygenate, also OXYGENIZE. |
| OXYGENIZES | • oxygenizes v. Third-person singular simple present indicative form of oxygenize. • OXYGENIZE v. to oxygenate, also OXYGENISE. |
| OXYGENLESS | • oxygenless adj. Lacking oxygen. • oxygenless adj. (Of mountain climbing) not assisted with oxygen. • OXYGENLESS adj. without oxygen. |
| SARDONYXES | • sardonyxes n. Plural of sardonyx. • SARDONYX n. (Greek) an onyx with alternate layers of sard and other mineral. |
| THYROXINES | • thyroxines n. Plural of thyroxine. • THYROXINE n. an iodine compound, a hormone forming the active principle of the thyroid gland, also THYROXIN. |
| TRIOXYGENS | • TRIOXYGEN n. a technical name for oxygen. |
| XENOCRYSTS | • xenocrysts n. Plural of xenocryst. • XENOCRYST n. a crystal or mineral grain which has been taken in by magma during its upward flow. |
| XENOGLOSSY | • xenoglossy n. Knowledge of a language one has never learned. • xenoglossy n. Glossolalia. • XENOGLOSSY n. a person's knowledge of a language never studied, also XENOGLOSSIA. |
| XYLOGENOUS | • xylogenous adj. (Biology) Living or growing on wood. • XYLOGENOUS adj. growing on wood. |
| XYLOIDINES | • xyloidines n. Plural of xyloidine. • XYLOIDINE n. a substance resembling pyroxylin, obtained by the action of nitric acid on starch, also XYLOIDIN. |
| XYLOPHONES | • xylophones n. Plural of xylophone. • xylophones v. Third-person singular simple present indicative form of xylophone. • XYLOPHONE n. a musical percussion instrument consisting of a graduated series of wooden bars, usually played by striking with two small round-ended hammers. |