| AEOLOTROPIES | • AEOLOTROPY n. variation in physical properties on basis of position. |
| ALLOTROPIES | • allotropies n. Plural of allotropy. • ALLOTROPY n. the property whereby certain elements may exist in more than one crystal structure. |
| ANISOTROPIES | • anisotropies n. Plural of anisotropy. • ANISOTROPY n. the characteristics of exhibiting different values of a property in different directions. |
| AZEOTROPIES | • AZEOTROPY n. the state of being an azeotrope. |
| DIAPHOTOTROPIES | • DIAPHOTOTROPY n. the state of being diaphototropic, turning transversely to the light. |
| ENANTIOTROPIES | • ENANTIOTROPY n. the existence in a substance of two crystal forms, one stable above, the other below, a transition temperature. |
| HELIOTROPIES | • HELIOTROPY n. the tendency of stems and leaves to bend towards the sun. |
| IONOTROPIES | • IONOTROPY n. the reversible interconversion of a pair of organic isomers. |
| ISOTROPIES | • isotropies n. Plural of isotropy. • ISOTROPY n. the state of being identical in all directions. |
| LIPOTROPIES | • LIPOTROPY n. the breaking down of fat in the body. |
| MORPHOTROPIES | • MORPHOTROPY n. the effect on crystalline form of the addition or substitution of an element or radical. |
| ORTHOTROPIES | • ORTHOTROPY n. the state of being orthotropic, growing along a vertical axis. |
| PHOTOTROPIES | • PHOTOTROPY n. change of colour due to wavelength of incident light. |
| PLEIOTROPIES | • pleiotropies n. Plural of pleiotropy. • PLEIOTROPY n. the property of having an effect simultaneously on more than one characteristic of the offspring. |
| THIXOTROPIES | • THIXOTROPY n. the property of certain gels of becoming fluid when agitated and of reverting back to a gel when left to stand. |