| ABSTRACTIVE | • abstractive adj. Having an abstracting nature or tendency; tending to separate; tending to be withdrawn. • abstractive adj. Derived by abstraction; belonging to abstraction. • ABSTRACTIVE adj. able or tending to abstract. |
| CALEFACTIVE | • calefactive adj. Calefactory. • CALEFACTIVE adj. communicating heat. |
| CONTRACTIVE | • contractive adj. Able to contract; contractile. • CONTRACTIVE adj. tending to contract. |
| DIFFRACTIVE | • diffractive adj. (Physics) Having the ability to diffract light. • DIFFRACTIVE adj. causing diffraction. |
| DISTRACTIVE | • distractive adj. Causing distraction. • DISTRACTIVE adj. serving to distract. |
| HYPERACTIVE | • hyperactive adj. Having an increased state of activity. • hyperactive adj. Having attention deficit disorder (no longer used by the scientific community). • HYPERACTIVE adj. affected with or exhibiting hyperactivity. |
| INTERACTIVE | • interactive adj. Interacting with or communicating with and reacting to each other; influencing or having an effect on… • interactive adj. (Computer science) Responding to the user. • interactive n. A feature (as in a museum) that can be interacted with. |
| NEUROACTIVE | • neuroactive adj. That acts on the central nervous system. • NEUROACTIVE adj. stimulating neural tissue. |
| NONREACTIVE | • nonreactive adj. That will not react. • NONREACTIVE adj. not reactive. |
| PHOTOACTIVE | • photoactive adj. Able to convert the energy of light into electricity via photoelectricity. • photoactive adj. Able to react chemically under the influence of light. • PHOTOACTIVE adj. affected physically or chemically by light or other radiation. |
| PROTRACTIVE | • protractive adj. Drawing out or lengthening in time; prolonging; continuing; delaying. • PROTRACTIVE adj. serving to protract. |
| RADIOACTIVE | • radioactive adj. Exhibiting radioactivity. • radioactive adj. (Figurative, rare) Dangerous and disgusting, particularly of people or ideas. • radioactive n. Any radioactive substance. |
| RAREFACTIVE | • rarefactive adj. Of, pertaining to, or causing rarefaction. • RAREFACTIVE adj. causing rarefaction. |
| RETROACTIVE | • retroactive adj. Extending in scope, effect, application or influence to a prior time or to prior conditions. • RETROACTIVE adj. taking effect as from a previous date. |
| SUBTRACTIVE | • subtractive adj. Of or pertaining to subtraction. • subtractive adj. Of a colour: from which some wavelengths have been removed. • SUBTRACTIVE adj. tending to subtract. |
| SUPERACTIVE | • superactive adj. Highly active. • SUPERACTIVE adj. extremely active. |
| UNDERACTIVE | • underactive adj. Less than normally active. • UNDERACTIVE adj. characterized by an abnormally low level of activity. |