operative
1. Having the power of acting; hence, exerting force, physical or moral; active in the production of effects; as, an operative motive. It holds in all operative principles. (south)
2. Producing the appropriate or designed effect; efficacious; as, an operative dose, rule, or penalty.
3. (Science: surgery) Based upon, or consisting of, an operation or operations; as, operative surgery.
Origin: Cf.L. Operativus, F. Operatif.
Dictionary > Operative
You will also like...

Kidneys and Regulation of Water and Inorganic Ions
The kidneys are responsible for the regulation of water and inorganic ions. Read this tutorial to learn about the differ..

Principles of Hormonal Control Systems
Hormones are essential in the regulation of the activity of the various biological systems of the human body. The ineffi..

Birth of a Human Baby
Following nine months inside the mother's womb is the birth of the baby. Know the different stages of the birthing proce..

Freshwater Lentic Communities & Animals
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..

Selective Breeding
Gregor Mendel's studies into Monohybrid and Dihybrid crossing and Charles Darwin's study of evolution and natural select..

Inheritance and Probability
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..