| teratogen | <pharmacology, obstetrics> An agent capable of causing malformations in embryos. Notorious example is thalidomide. See: teratogenicity (18 Nov 1997) |
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| teratogenesis | The origin or mode of production of a malformed foetus; the disturbed growth processes involved in the production of a malformed neonate. Origin: terato-+ G. Genesis, origin (05 Mar 2000) |
| teratogenic | <pharmacology, obstetrics> Tending to produce anomalies of formation or teratism (= anomaly of formation or development: condition of a monster). See: teratogenicity Origin: Gr. Gennan = to produce (18 Nov 1997) |
| teratogenicity | <pharmacology> The ability to cause defects in a developing foetus. This is distinct from mutagenicity, which causes genetic mutations in sperms, eggs or other cells. Teratogenicity is a potential side effect of many drugs, such as thalidomide. (09 Oct 1997) |
| teratogens | An agent that causes the production of physical defects in the developing embryo. (12 Dec 1998) |
| teratogeny | <medicine> The formation of monsters. Origin: Gr, a wonder, monster + the root of to be born. Source: Websters Dictionary (01 Mar 1998) |