| HEXYLRESORCINOL | • hexylresorcinol n. (Organic chemistry) A hexyl derivative of resorcinol that has anaesthetic, antiseptic and antihelmintic properties. • HEXYLRESORCINOL n. a crystalline phenol used as an antiseptic and anthelmintic. |
| HYDROXYLAMINES | • hydroxylamines n. Plural of hydroxylamine. • HYDROXYLAMINE n. a colorless odorless nitrogenous base that resembles ammonia in its reactions. |
| HYDROXYPROLINES | • hydroxyprolines n. Plural of hydroxyproline. • HYDROXYPROLINE n. an amino acid. |
| HYDROXYZINES | • hydroxyzines n. Plural of hydroxyzine. • HYDROXYZINE n. a compound used as an antihistamine and tranquilizer. |
| HYPEREXCRETIONS | • HYPEREXCRETION n. excessive excretion. |
| HYPEREXTENSION | • hyperextension n. The extension of a joint beyond its normal range; the condition of being hyperextended. • hyperextension n. An exercise performed by lying on the stomach, ideally inclined upwards as on a Roman chair to reach… • HYPEREXTENSION n. the extension of a joint beyond its normal range. |
| HYPEREXTENSIONS | • hyperextensions n. Plural of hyperextension. • HYPEREXTENSION n. the extension of a joint beyond its normal range. |
| HYPOPHARYNXES | • hypopharynxes n. Plural of hypopharynx. • HYPOPHARYNX n. an appendage or thickened fold on the floor of the mouth of many insects that resembles a tongue. |
| METHOXYFLURANES | • methoxyfluranes n. Plural of methoxyflurane. • METHOXYFLURANE n. a potent general anaesthetic administered as a vapor. |
| MORPHOSYNTAXES | • morphosyntaxes n. Plural of morphosyntax. • MORPHOSYNTAX n. the study of the interaction of morphology and syntax. |
| NASOPHARYNXES | • nasopharynxes n. Plural of nasopharynx. • NASOPHARYNX n. the upper part of the pharynx continuous with the nasal passages. |
| OROPHARYNXES | • oropharynxes n. Plural of oropharynx. • OROPHARYNX n. the part of the pharynx between the soft palate and the epiglottis. |
| ORTHOPYROXENES | • orthopyroxenes n. Plural of orthopyroxene. • ORTHOPYROXENE n. a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene. |
| OXYHYDROGENS | • OXYHYDROGEN n. a mixture of hydrogen and oxygen used to provide an intense flame for welding. |
| OXYRHYNCHUSES | • OXYRHYNCHUS n. an Egyptian fish, sacred to the goddess Hathor, represented on coins and sculptures. |
| PROPOXYPHENES | • propoxyphenes n. Plural of propoxyphene. • PROPOXYPHENE n. a narcotic analgesic structurally related to methadone but less addicting. |
| THYROXINES | • thyroxines n. Plural of thyroxine. • THYROXINE n. an iodine compound, a hormone forming the active principle of the thyroid gland, also THYROXIN. |