Virus
Definition 1 of 3
Pro Tip 1/3
Disease Agent
A 'virus' in medical terms specifically refers to the cause of an illness, not just any germ. Doctors identified the virus responsible for the outbreak.
Pro Tip 2/3
Non-Physical Spread
'Virus' suggests transmission from one person to another, often without direct contact. She was worried about how quickly the virus was spreading through the air.
Pro Tip 3/3
Serious Tone
Using 'virus' in conversation usually implies a serious concern, not a minor ailment. Since the virus can be fatal, everyone was advised to get vaccinated.