every second; per second
Used as a noun or adverb to indicate a rate or frequency of once per second. Common in scientific, technical, and news reporting.
This machine can print 100 sheets of paper per second.
The data is updated every second.
decays per second; disintegrations per second; dps
Compound of 毎 (every) and 秒 (second). The reading まいびょう follows the standard on'yomi for both characters.