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.
vector
Noun
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A vector is a quantity with both a size and a direction.
In teaching physics, force or velocity vectors can be added to the animation.
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A vector is an animal or insect that carries and spreads a disease.
Other forms of this disease used different insect vectors.