 extinction |
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| 1. | [ noun ] (psychology,education) a learning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus | |
| Synonyms: | experimental_extinction | |
| Related terms: | learning conditioning | |
| 2. | [ noun ] complete annihilation | |
| Synonyms: | extermination | |
| Examples: | "they think a meteor cause the extinction of the dinosaurs" |
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| Related terms: | annihilation eliminate | |
| 3. | [ noun ] (physics) the reduction of the intensity of radiation as a consequence of absorption and radiation | |
| Related terms: | natural_process absorption scattering absolute_zero | |
| 4. | [ noun ] no longer in existence | |
| Synonyms: | defunctness | |
| Examples: | "the extinction of a species" |
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| Related terms: | death | |
| 5. | [ noun ] no longer active; extinguished | |
| Examples: | "the extinction of the volcano" |
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| Related terms: | inaction extinct | |
| 6. | [ noun ] the act of extinguishing; causing to stop burning | |
| Synonyms: | quenching extinguishing | |
| Examples: | "the extinction of the lights" |
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| Related terms: | termination snuff_out extinguish | |
| Similar spelling: |
extinct exciting excitingly extinguishing extinguish |
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