Simple Definition of artifact
: a simple object (such as a tool or weapon) that was made by people in the past
: an accidental effect that causes incorrect results
Full Definition of artifact
1 a : something created by humans usually for a practical purpose; especially : an object remaining from a particular period <caves containing prehistoric artifacts> b : something characteristic of or resulting from a particular human institution, period, trend, or individual <self-consciousness … turns out to be an artifact of our education system — Times Literary Supplement>
2 : a product of artificial character (as in a scientific test) due usually to extraneous (as human) agency
Examples of artifact
The caves contained many prehistoric artifacts.
an artifact from the Colonial period
Medical Definition of artifact
1: a product of artificial character due to extraneous (as human) agency; specifically : a product or formation in a microscopic preparation of a fixed tissue or cell that is caused by manipulation or reagents and is not indicative of actual structural relationships
2: an electrocardiographic and electroencephalographic wave that arises from sources other than the heart or brain
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