pa·cif·ic 
(pə-sĭfĭk) also pa·cif·i·cal (-ĭ-kəl)
(pə-sĭfĭk) also pa·cif·i·cal (-ĭ-kəl)adj.
1. Tending to diminish or put an end to conflict; appeasing.
2. Of a peaceful nature; tranquil.
[French pacifique, from Old French pacifice, from Latin pācificus : pāx, pāc-, peace; see pag- in the Appendix of Indo-European roots + -ficus, -fic.]
pa·cifi·cal·ly adv.