ワクチン
Meanings
1
vaccine
Medical and everyday noun for a vaccine, especially in phrases such as ワクチンを接種する and ワクチンを打つ.
from German Vakzin
I got a flu vaccine.
They are studying the effectiveness of the new vaccine.
2
Computing use by analogy with a medical vaccine; often clearer today as ウイルス対策ソフト or ワクチンソフト.
In older manuals, antivirus software is sometimes called a “vaccine.”
Usage patterns
- 〈物〉にワクチンを接種するto administer a vaccine (to someone)
They administered the COVID-19 vaccine to elderly people.
- ワクチンの副作用side effects of a vaccine
A vaccine's side effects can include a fever.
- ワクチンの効果が続くa vaccine's effectiveness lasts
This vaccine's effectiveness is said to last about six months.
- 〈場所〉でワクチンを受けるto get vaccinated at (a place)
I got vaccinated at a hospital in my neighborhood.
Expressions
- ワクチンを打つto get vaccinated; to vaccinate