As nouns the difference between terms and superwave
is that terms is while superwave is a particularly intense wave.
terms
English
Noun
(head)
Statistics
*
----
superwave
English
Noun
(
en noun)
A particularly intense wave.
:2006 Paul A. LaViolette - Decoding the Message of the Pulsars: Intelligent Communication from the Galaxy - Page 98
:The geologic record registers a number of other things happening around the time of this superwave passage.