Vaccines and the immune system. When an individual is vaccinated against a disease or an infection, say Diphtheria, his or her immune system is prepared to fight the infection. Once vaccinated when the person is exposed to the bacterium that causes it the body gears up to fight off the infection.
LINK / CITE ADD TO WORD LIST. adjective. The definition of obstinate is extremely stubborn and determined to have your own way. An example of obstinate is a person who drives during a severe hurricane despite major warnings not to do so.comparative more obstinate, superlative most obstinate). 1  Stubbornly adhering to an opinion, purpose, or course, usually with implied unreasonableness; persistent. 2  Said of inanimate things not easily subdued or removed.
obstinate adjective. âº âunwilling to âchange âyour âopinion or âaction âdespite âargument or âpersuasion; stubborn: an obstinate two-year-old âº An obstinate thing or âproblem is âdifficult to âdeal with, âremove, or âdefeat.bstinate adjective. âº âunwilling to âchange âyour âopinion or âaction âdespite âargument or âpersuasion; stubborn: an obstinate two-year-old âº An obstinate thing or âproblem is âdifficult to âdeal with, âremove, or âdefeat.