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Impact (noun)
The striking of one body against another; collision.
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Impact (noun)
The force or energy of a collision of two objects.
“The hatchet cut the wood on impact.”
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Impact (noun)
A forced impinging.
“His spine had an impingement; L4 and L5 made impact, which caused numbness in his leg.”
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Impact (noun)
A significant or strong influence; an effect.
“His friend’s opinion had an impact on his decision.”
“Our choice of concrete will have a tremendous impact on the building’s mechanical performance.”
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Impact (verb)
To collide or strike, the act of impinging.
“When the hammer impacts the nail, it bends.”
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Impact (verb)
To compress; to compact; to press into something or pack together.
“The footprints of birds do not impact the soil in the way those of dinosaurs do.”
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Impact (verb)
To impact on.
“I can make the changes, but it will impact the schedule.”
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Impact (verb)
To stamp or impress onto something.
“Ideas impacted on the mind.”
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Effect (noun)
The usage notes below.
“The effect of the hurricane was a devastated landscape.”
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Effect (noun)
Impression left on the mind; sensation produced.
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Effect (noun)
Execution; performance; realization; operation.
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Effect (noun)
An illusion produced by technical means (as in “special effect”)
“The effect of flying was most convincing.”
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Effect (noun)
An alteration, or device for producing an alteration, in sound after it has been produced by an instrument.
“I use an echo effect here to make the sound more mysterious.”
“I just bought a couple of great effects.”
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Effect (noun)
A scientific phenomenon, usually named after its discoverer.
“Doppler effect”
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Effect (noun)
Belongings, usually as personal effects.
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Effect (noun)
Consequence intended; purpose; meaning; general intent; with to.
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Effect (noun)
Reality; actual meaning; fact, as distinguished from mere appearance.
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Effect (noun)
Manifestation; expression; sign.
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Effect (verb)
To make or bring about; to implement.
“The best way to effect change is to work with existing stakeholders.”
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Effect (verb)
misspelling of affect
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Impact (noun)
the action of one object coming forcibly into contact with another
“there was the sound of a third impact”
“bullets which expand and cause devastating injury on impact”
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Impact (noun)
a marked effect or influence
“our regional measures have had a significant impact on unemployment”
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Impact (verb)
come into forcible contact with another object
“the shell impacted twenty yards away”
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Impact (verb)
come into forcible contact with
“an asteroid impacted the earth some 60 million years ago”
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Impact (verb)
press (something) firmly
“the animals’ feet do not impact and damage the soil as cows’ hooves do”
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Impact (verb)
have a strong effect on someone or something
“the move is not expected to impact the company’s employees”
“high interest rates have impacted on retail spending”