| ̷ ̷(ˌ) ̷ ̷sə̇|rȯnik adjective
or iso·ke·rau·nic -kə̇|-
Etymology: isoceraunic from is- + ceraun- + -ic; isokeraunic from is- + keraun- (from Greek keraunos thunderbolt) + -ic — more at ceraun-
: showing or having equal frequency or severity or simultaneous occurrence of thunderstorms
isoceraunic maps