Home Misspellings How to spell siesmic? Siesmic or seismic? Which one is correct? by hersey July 1, 2018 Reading Time: 0min, 7sc + - 0 Siesmic or seismic Which one is correct? You can find the answer below. Incorrect Siesmic Correct Seismic You can find more information about Seismic word here. Rate this post Correct spelling of SiesmicHow do you spell Siesmic