When should a tsunami not be called a tsunami?

When should a tsunami not be called a tsunami?

A sign at Point Joe near Pacific Grove, Calif., warns of the risk from tsunamis.It’s time to redefine the term so it more clearly conveys meaningful risks to coastal communities and prompts them to act when needed.The public has long been educated to respond to the threat of a tsunami by moving away from the coast and to higher ground. This messaging has created the impression that tsunami impacts are always potentially significant and has condi…