sferic also spheric
A radio emission from a stroke of lightning.
noun 1. (used with a singular verb) electronic equipment for determining the position of storms by locating their accompanying atmospherics. 2. (used with a plural verb) the atmospheric discharges located by this device. 3. Also, spherics. (used with a singular verb) the study of atmospherics. 4. spherics2 (def 1). noun 1. the usual US spelling […]
SFF small form factor
Sales Force Automation
SFHA special flood hazard area