Weather and Meteorology - Glossary
Included in this glossary you'll find terms related to our public forecasting program, weather observations and unique terminology that is of Environment Canada's hurricane centre and ice service products.
- Tsunami
A gravitational sea wave produced by any large-scale, short-duration disturbance of the ocean floor. It is often caused by a shallow submarine earthquake but can also be caused by submarine earth movement, subsidence, or volcanic eruption
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