| ASTROCHEMISTRY | • astrochemistry n. (Chemistry, astronomy) The study of the chemical composition of stars and outer space. • ASTROCHEMISTRY n. the study of molecules and radicals in outer space. |
| DYSMENORRHOEAS | • dysmenorrhoeas n. Plural of dysmenorrhoea. • dysmenorrhœas n. Plural of dysmenorrhœa. • DYSMENORRHOEA n. painful menstruation, also DYSMENORRHEA. |
| GYROSTABILISER | • gyrostabiliser n. (British spelling) alternative form of gyrostabilizer. • GYROSTABILISER n. a gyroscopic device for countering the roll of a ship, etc., also GYROSTABILIZER. |
| HETEROKARYOSES | • HETEROKARYOSIS n. the condition of having cells that are heterokaryons. |
| HETEROKARYOSIS | • heterokaryosis n. (Biology) The condition of being a heterokaryon. • HETEROKARYOSIS n. the condition of having cells that are heterokaryons. |
| HYPERKERATOSES | • hyperkeratoses n. Plural of hyperkeratosis. • HYPERKERATOSIS n. hypertrophy of the horny layer of the skin. |
| HYPERKERATOSIS | • hyperkeratosis n. (Pathology) Excess keratin formation on the skin surface, as can be seen in a number of dermatologic conditions. • HYPERKERATOSIS n. hypertrophy of the horny layer of the skin. |
| HYPERPOLARISES | • hyperpolarises v. Third-person singular simple present indicative form of hyperpolarise. • HYPERPOLARISE v. to increase the difference in electric potential across a cell membrane, also HYPERPOLARIZE. |
| HYPERPROSEXIAS | • HYPERPROSEXIA n. abnormal powers of perception, as in Australian aboriginal trackers. |
| MARTYRISATIONS | • martyrisations n. Plural of martyrisation. • MARTYRISATION n. the act of martyrising, also MARTYRIZATION. |
| MARTYROLOGISTS | • martyrologists n. Plural of martyrologist. • MARTYROLOGIST n. a writer of or a specialist in martyrology. |
| OYSTERCATCHERS | • oystercatchers n. Plural of oystercatcher. • OYSTERCATCHER n. a black and white wading bird, with red bill and feet, feeding on limpets and mussels (not oysters). |
| PHYSIOGRAPHERS | • physiographers n. Plural of physiographer. • PHYSIOGRAPHER n. one who practises physiography. |
| PROFESSORIALLY | • professorially adv. In a professorial manner. • PROFESSORIAL adv. of or like a professor. |
| PROGRESSIONARY | • progressionary adj. Synonym of progressional. • PROGRESSIONARY adj. showing progression. |
| SINISTRORSALLY | • SINISTRORSAL adv. of a climbing plant, rising helically and turning to the right. |
| SPHAEROCRYSTAL | • sphaerocrystal n. Alternative form of spherocrystal. • SPHAEROCRYSTAL n. a rounded crystalline mass. |
| TYRANNOSAURIDS | • tyrannosaurids n. Plural of tyrannosaurid. |
| ULTRAROYALISTS | • ultraroyalists n. Plural of ultraroyalist. • ULTRAROYALIST n. an extreme royalist. |