| ASPHYXIATOR | • asphyxiator n. One who or that which asphyxiates. • ASPHYXIATOR n. one of who asphyxiates. |
| HYPEROXIDES | • hyperoxides n. Plural of hyperoxide. • HYPEROXIDES n. HYPEROXIDE. |
| HYPOXAEMIAS | • hypoxaemias n. Plural of hypoxaemia. • HYPOXAEMIA n. a deficiency of oxygenation of the blood, also HYPOXEMIA, HYPOXIA. |
| NASOPHARYNX | • nasopharynx n. (Anatomy) The nasal part of the pharynx, lying behind the nose and above the level of the soft palate. • NASOPHARYNX n. the upper part of the pharynx continuous with the nasal passages. |
| OXYSULPHIDE | • oxysulphide n. Alternative form of oxysulfide. • OXYSULPHIDE n. a compound containing an element combined with oxygen and sulphur. |
| PHYLLOTAXES | • phyllotaxes n. Plural of phyllotaxis. • PHYLLOTAXIS n. the arrangement of leaves on a stem and in relation to one another, also PHYLLOTAXY. |
| PHYLLOTAXIS | • phyllotaxis n. (Botany) The arrangement of leaves on a stem, or the mathematical principles governing such arrangement. • PHYLLOTAXIS n. the arrangement of leaves on a stem and in relation to one another, also PHYLLOTAXY. |
| PHYLLOXERAS | • phylloxeras n. Plural of phylloxera. • PHYLLOXERA n. a kind of beetle, a pest of vineyards. |
| PHYTOTOXINS | • phytotoxins n. Plural of phytotoxin. • PHYTOTOXIN n. a poison produced by a plant. |
| POMPHOLYXES | • POMPHOLYX n. (Greek) a vesicular eruption or eczema chiefly on the palms and soles. |
| PROPHYLAXES | • prophylaxes n. Plural of prophylaxis. • PROPHYLAXIS n. preventive treatment against diseases, etc. |
| PROPHYLAXIS | • prophylaxis n. (Medicine) Prevention of, or protective treatment for, disease. • prophylaxis n. (Chess) A move or strategy that frustrates an opponent’s plan or tactic. • PROPHYLAXIS n. preventive treatment against diseases, etc. |
| PSYCHOTOXIC | • psychotoxic adj. That has a toxic effect on the mind. • PSYCHOTOXIC adj. damaging to the mind, esp. of such addictive drugs. |
| SCEUOPHYLAX | • sceuophylax n. A sacristan or church treasurer. • SCEUOPHYLAX n. a sacristan. |
| XANTHOPHYLS | • xanthophyls n. Plural of xanthophyl. • XANTHOPHYL n. a yellow carotenoid pigment found with chlorophyll in green plants and in egg yolks, also XANTHOPHYLL. |
| XEROPHYTISM | • xerophytism n. (Botany) The adaptation of plants to habitats where water is scarce. • XEROPHYTISM n. being a xerophyte. |
| XYLOPHAGANS | • xylophagans n. Plural of xylophagan. • XYLOPHAGAN n. one of a tribe of beetles whose larvae bore or live in wood. |
| XYLOPHAGOUS | • xylophagous adj. Feeding on wood. (Of insects etc.) • xylophagous adj. Destructive to wood. (Of fungi etc.) • XYLOPHAGOUS adj. wood-eating. |
| XYLOPHILOUS | • xylophilous adj. Living on or in wood, as some fungi and beetles do. • XYLOPHILOUS adj. fond of wood; living in or on wood. |
| XYLOPHONIST | • xylophonist n. Someone who plays a xylophone. • XYLOPHONIST n. one who plays the xylophone. |