| ANOESTRUM | • anoestrum n. Synonym of anestrus. • ANOESTRUM n. (Greek) a period of sexual inactivity, also ANESTRUM. |
| ANTISERUM | • antiserum n. (Medicine) A serum prepared from human or animal sources containing antibodies able to counter certain… • ANTISERUM n. a serum containing antibodies, usually for a particular antigen. |
| BARATHRUM | • barathrum n. A pit, especially one at Athens into which criminals were thrown. • barathrum n. The abyss, hell. • BARATHRUM n. (Latin) an insatiable extortioner or glutton; (historical) a pit in Athens into which condemned criminals were thrown. |
| CLAUSTRUM | • claustrum n. (Neuroanatomy) A thin, irregular sheet of grey matter underneath the inner part of the neocortex on… • CLAUSTRUM n. (Latin) a thin lamina of gray matter in each cerebral hemisphere of the brain of man. |
| COLOSTRUM | • colostrum n. (Medicine) A form of milk produced by the mammary glands in late pregnancy and the few days after giving… • colostrum n. A mixture of turpentine and egg yolk, formerly used as an emulsion. • COLOSTRUM n. (Latin) milk secreted for a few days after parturition, characterised by high protein and antibody content. |
| CONUNDRUM | • conundrum n. A difficult question or riddle, especially one using a play on words in the answer. • conundrum n. A difficult choice or decision that must be made. • CONUNDRUM n. a riddle, esp. one whose answer is a play on words. |
| HEDYSARUM | • hedysarum n. Any of the sweetvetches of the genus Hedysarum. • Hedysarum prop.n. A taxonomic genus within the family Fabaceae – sweetvetches. • HEDYSARUM n. a leguminous plant of the genus Hedysarum including both poisonous species and those with edible roots, e.g. licorice root. |
| INDECORUM | • indecorum n. Indecorous behavior, or the state of being indecorous. • INDECORUM n. (Latin) a lack of decorum. |
| LIGUSTRUM | • ligustrum n. Any of several shrubs, of the genus Ligustrum, widely used for hedges; privet. • Ligustrum prop.n. A taxonomic genus within the family Oleaceae – the privets. • LIGUSTRUM n. a plant of a genus that comprises the privets. |
| PYRETHRUM | • pyrethrum n. Any of several daisy-like perennial African plants of the genus Tanacetum, especially Tanacetum cinerariifolium. • pyrethrum n. Anacyclus pyrethrum (pellitory of Spain). • pyrethrum n. (Organic chemistry) Any of several insecticides obtained from these plants; pyrethrin. |
| SACCHARUM | • saccharum n. (Archaic) Invert sugar. • Saccharum prop.n. A taxonomic genus within the family Poaceae – the sugar canes. • SACCHARUM n. a genus of tall tropical grasses including the sugar cane. |
| ZYGANTRUM | • zygantrum n. (Anatomy) zygosphene. • ZYGANTRUM n. (Greek) extra vertebral articulation in snakes and some lizards. |