vaccines
n. countablen. medicine that helps your body learn how to fight a specific disease. It is usually given as a small needle in your arm so you do not get sick later.
n. biological preparations that provide active acquired immunity to a particular infectious disease. Typically administered via injection, they stimulate the immune system to recognize and destroy pathogens.
Many children receive vaccines to protect them from common illnesses.
Public health officials recommend annual flu vaccines to reduce the spread of the virus during the winter months.
The rapid development of mRNA vaccines represented a significant milestone in biotechnology, allowing for a faster response to emerging viral threats than traditional methods permitted.
Usually used in the plural when discussing general medical policy or public health.