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cough – n. to force air through your throat with a short, loud noise often because you are sick
detect – v. to discover or notice something
artificial intelligence – n. the power of a machine to copy intelligent human behavior
symptom – n. a sign or marker of something, such as disease
positive – adj. in a medical test, positive means the person being tested has a disease or condition
striking – adj. easily noticed
app – n. a mobile phone program that performs a special function
diminish – v. to become less
signature – n. a sign that confirms something's identity
