| 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. |
| BRACHYPTERISMS | • BRACHYPTERISM n. the state of having abnormally short wings. |
| ERYTHROPOIESES | • erythropoieses n. Plural of erythropoiesis. • ERYTHROPOIESIS n. the making of red blood cells. |
| ERYTHROPOIESIS | • erythropoiesis n. The production of red blood cells (in bone marrow). • ERYTHROPOIESIS n. the making of red blood cells. |
| 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. |
| HYPERALERTNESS | • hyperalertness n. The condition of being hyperalert. |
| 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. |
| HYPERPARASITES | • hyperparasites n. Plural of hyperparasite. • HYPERPARASITE n. a parasite that is parasitic upon another parasite. |
| 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). |
| PRESBYTERSHIPS | • presbyterships n. Plural of presbytership. • PRESBYTERSHIP n. the office of presbyter, an elder in the early Christian church. |
| PSYCHROMETRIES | • psychrometries n. Plural of psychrometry. • PSYCHROMETRY n. measurement by psychrometer. |
| SECRETARYSHIPS | • secretaryships n. Plural of secretaryship. • SECRETARYSHIP n. the office of secretary. |
| SPHAEROCRYSTAL | • sphaerocrystal n. Alternative form of spherocrystal. • SPHAEROCRYSTAL n. a rounded crystalline mass. |
| TRACHYPTERUSES | • TRACHYPTERUS n. any member of the dealfish genus Trachypterus. |