1. (noun) no longer in existence

• defunctness

2. (noun) complete annihilation

• extermination

3. (noun) a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus

• experimental extinction

4. (noun) the act of extinguishing; causing to stop burning

• extinguishing
• quenching

1. (noun) no longer active; extinguished

• inaction
• inactiveness
• inactivity

2. (noun) no longer in existence

• death

3. (noun) the reduction of the intensity of radiation as a consequence of absorption and radiation

• action
• activity
• natural action
• natural process

4. (noun) complete annihilation

• annihilation
• disintegration

5. (noun) a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus

• conditioning

6. (noun) the act of extinguishing; causing to stop burning

• conclusion
• ending
• termination

1. (noun) no longer in existence

• defunct
• defunct

2. (noun) complete annihilation

• annihilate
• carry off
• decimate
• eliminate
• eradicate
• extinguish
• wipe out

3. (noun) the act of extinguishing; causing to stop burning

• blow out
• blow out
• blow out
• extinguish
• extinguish
• extinguish
• quench
• quench
• quench
• snuff out
• snuff out
• snuff out
• extinguish
• snuff out