| HYDROPNEUMATIC | • hydropneumatic adj. Operated by both fluid and air power. • hydropneumatic adj. Being, or pertaining to, a type of automotive suspension system based on a nitrogen springing medium. • HYDROPNEUMATIC adj. utilizing water and air acting together. |
| HYDROSULPHIDES | • hydrosulphides n. Plural of hydrosulphide. • HYDROSULPHIDE n. a compound formed by action of hydrogen sulphide on a hydroxide. |
| HYDROSULPHITES | • hydrosulphites n. Plural of hydrosulphite. • HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent. |
| HYDROSULPHURIC | • hydrosulphuric adj. Alternative spelling of hydrosulfuric. • HYDROSULPHURIC adj. formed by a combination of hydrogen and sulphur. |
| HYPERCONSCIOUS | • hyperconscious adj. Extremely conscious or aware. • HYPERCONSCIOUS adj. excessively conscious. |
| HYPEREUTECTOID | • hypereutectoid adj. Containing the minor component in excess of that contained in the eutectoid. • hypereutectoid n. A hypereutectic alloy. • HYPEREUTECTOID adj. containing the minor component in excess of that contained in the eutectoid. |
| HYPERFUNCTIONS | • hyperfunctions n. Plural of hyperfunction. • HYPERFUNCTION n. the overactivity of a gland or other bodily organ. |
| MYRMECOPHILOUS | • myrmecophilous adj. (Biology) Adapted to thrive in the presence of ants. • MYRMECOPHILOUS adj. ant-loving, of plants inhabited by ants and offering specialised shelters and food for them. |
| PERITRICHOUSLY | • peritrichously adv. In a peritrichous manner. • PERITRICHOUS adv. having flagella uniformly distributed over the body. |
| PHENYLTHIOUREA | • phenylthiourea n. Phenylthiocarbamide. • PHENYLTHIOUREA n. a crystalline compound used to test for the presence of a certain dominant gene (the compound tasting bitter to those who possess the gene). |
| PHYTONUTRIENTS | • phytonutrients n. Plural of phytonutrient. |
| PLEURAPOPHYSIS | • pleurapophysis n. A process on a vertebra that is essentially a vertebral rib. • PLEURAPOPHYSIS n. a lateral process of a vertebra, with the morphological character of a rib. |
| PSYCHONEUROSIS | • psychoneurosis n. (Dated) neurosis. • PSYCHONEUROSIS n. neurosis. |
| PSYCHONEUROTIC | • psychoneurotic adj. Pertaining to or suffering from a psychoneurosis. • psychoneurotic n. Someone suffering from a psychoneurosis. • PSYCHONEUROTIC adj. relating to psychoneurosis. |
| PSYCHOSURGICAL | • psychosurgical adj. Relating to psychosurgery. • PSYCHOSURGICAL adj. relating to psychosurgery. |
| PTERIDOPHYTOUS | • PTERIDOPHYTOUS adj. of or like a pteridophyte, a fern, also PTERIDOPHYTIC. |
| UNPRAISEWORTHY | • unpraiseworthy adj. Not praiseworthy. • UNPRAISEWORTHY adj. not praiseworthy. |