acti - alka
- acting force
- actinogram
- actinogramme
- actinograph
- actinographe
- actinometer
- actinomètre
- actinométrie
- actinometry
- action
- action correctrice
- action level
- action potential
- activated adsorption
- activateur
- activating agent
- activation
- activation
- activation
- activation
- activation
- activation
- activation
- activation analysis
- activation cross-section
- activation électrochimique
- activation energy
- activation energy
- activation energy
- activation energy
- activator
- active energy
- active energy meter
- active mass
- active material
- active medium
- active power
- active power
- active power transducer
- active reserve
