| AMIDOGENS | • amidogens n. Plural of amidogen. • AMIDOGEN n. a derivative of ammonia in which a hydrogen atom is replaced by an acid radical. |
| AMYLOGENS | • AMYLOGEN n. the relatively soluble component of starch, also AMYLOSE. |
| ANDROGENS | • androgens n. Plural of androgen. • ANDROGEN n. a male sex hormone. |
| CYANOGENS | • cyanogens n. Plural of cyanogen. • CYANOGEN n. a compound of carbon and nitrogen, forming a colourless poisonous gas with an almond-like odour. |
| DIPLOGENS | • DIPLOGEN n. an alternative name for deuterium or heavy hydrogen. |
| ESTROGENS | • estrogens n. Plural of estrogen. • ESTROGEN n. a female sex-hormone, also OESTROGEN. |
| GLYCOGENS | • glycogens n. Plural of glycogen. • GLYCOGEN n. animal starch, as found in the liver. |
| HISTOGENS | • histogens n. Plural of histogen. • HISTOGEN n. a more or less well-defined region within a plant where tissues undergo differentiation. |
| HYALOGENS | • hyalogens n. Plural of hyalogen. • HYALOGEN n. a substance found in animal cells. |
| HYDROGENS | • hydrogens n. Plural of hydrogen. • HYDROGEN n. a gaseous element. |
| NITROGENS | • nitrogens n. Plural of nitrogen. • NITROGEN n. a gaseous element. |
| OBESOGENS | • obesogens n. Plural of obesogen. • OBESOGEN n. a substance that causes abnormal weight gain. |
| OSTEOGENS | • osteogens n. Plural of osteogen. • OSTEOGEN n. a substance from which bone is formed. |
| PATHOGENS | • pathogens n. Plural of pathogen. • PATHOGEN n. a disease-producing organism, also PATHOGENE. |
| PHOTOGENS | • photogens n. Plural of photogen. • PHOTOGEN n. a light-producing organ in animals. |