pacific · adjective1
- Middle French · derived frompacifique
- English todaypacific
From Middle French pacifique.
Pacific · proper noun, noun, adjective2
- Latin · derived frompācificus“peace-making”
- English todayPacific
From Latin pācificus (“peace-making”), so called by Magellan because he sailed peacefully over it after weathering Cape Horn.
Etymology from Wiktionary, CC BY-SA 4.0.