Englishfor English speakers
stimulus
Noun
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A stimulus is an event that causes a system to change its output or behavior.
The primary goal of the $31 billion economic stimulus package was to increase job growth.
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A stimulus is something that is noticed by the senses.
The mice responded with fear to the painful stimulus.
specificity
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noun
the quality of being specific rather than general
add a desirable note of specificity to the discussion
the specificity of the symptoms of the disease
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noun
the quality of being specific to a particular organism
host specificity of a parasite