the condition in which an organism can resist disease
The whooping cough jab boosts short-term immunity passed on by pregnant women to babies, who normally cannot be vaccinated until they are eight weeks old.
necessary as a duty or responsibility; morally binding
This summer, he made fun of hapless political candidates, playing the underdog candidate obsessed with pugs who challenges incumbent congressman Will Farrell.
And many businesses simply don’t know enough about military hierarchies and culture, meaning they are under informed about which armed services jobs reflect high-performance status.
Washington Post
(Jun 12, 2012)