noun
tetanus
TET-nus/ˈtetnəs/
A serious bacterial disease causing muscle stiffness and spasms.
The patient's tetanus causes a locked jaw and severe muscle rigidity.

Etymology
Greek tetanos connects muscular spasm with stretching or tension. The disease takes its name from the violent spasms and stiffness that make the muscles tense.
In context
caused by bacteria found in soil, dust, and animal waste. Tetanus is not common, but it can be very serious and cause death if not treated quickly in a hospital.
More examples
- The doctor checks my tetanus vaccination record after treating the cut.
- Bacteria that cause tetanus can enter the body through a wound.
- Severe tetanus can make swallowing and breathing difficult.
Forms
tetanic adjective — Relating to tetanus or its muscle spasms.
Similar words
- lockjaw
- Common name emphasizing the jaw stiffness caused by tetanus.