| ADAPTOGENS | • adaptogens n. Plural of adaptogen. • ADAPTOGEN n. any of various natural substances used in herbal medicine as regulators. |
| CHALCOGENS | • chalcogens n. Plural of chalcogen. • CHALCOGEN n. an element from group VI(B) of the periodic table, namely sulphur, selenium or tellurium. |
| CHROMOGENS | • chromogens n. Plural of chromogen. • CHROMOGEN n. a substance which can be converted to a dyestuff by the introduction of a polar group. |
| DICTYOGENS | • dictyogens n. Plural of dictyogen. • DICTYOGEN n. a monocotyledon with net-veined leaves. |
| GOITROGENS | • goitrogens n. Plural of goitrogen. • GOITROGEN n. a substance (such as thiourea or thiouracil) that induces goiter formation. |
| IMMUNOGENS | • immunogens n. Plural of immunogen. • IMMUNOGEN n. an antigen. |
| MORPHOGENS | • morphogens n. Plural of morphogen. • MORPHOGEN n. a chemical substance that exerts an influence on morphogenesis. |
| MUCINOGENS | • mucinogens n. Plural of mucinogen. • MUCINOGEN n. a substance secreted by mucous membrane, also MUCIGEN. |
| OESTROGENS | • oestrogens n. Plural of oestrogen. • œstrogens n. Plural of œstrogen. • OESTROGEN n. a female sex-hormone, also ESTROGEN. |
| PHELLOGENS | • phellogens n. Plural of phellogen. • PHELLOGEN n. the tissue of young cells which produces cork cells. |
| TERATOGENS | • teratogens n. Plural of teratogen. • TERATOGEN n. an agent that raises the incidence of congenital malformation. |
| TRIOXYGENS | • TRIOXYGEN n. a technical name for oxygen. |