| active | a form of acquired immunity in which the body produces its own antibodies against disease-causing antigens |
|---|---|
| active | a type of LCD screen used for some portable computers |
| active | a placebo used in experimental tests of a drug that has noticeable side effects |
| active | the part of an enzyme or antibody where the chemical reaction occurs |
| active | transport of a substance (as a protein or drug) across a cell membrane against the concentration gradient |
| active | a trust in which the trustee must perform certain duties |
| active | the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb |
| active | in an active manner |
| active | the trait of being active |
| active | the state of being active |