also: シス · シーアイエス
noun
Commonwealth of Independent States; CIS
Refers to the regional organization of post-Soviet states. Often used in political or economic contexts.
See also: 独立国家共同体
ＣＩＳはソ連崩壊後に設立された。
The CIS was established after the collapse of the Soviet Union.
ロシアはＣＩＳの主要な加盟国だ。
Russia is a major member state of the CIS.
noun
critical incident stress; CIS
Used in mental health and emergency services to describe stress reactions after traumatic events. Less common than the political meaning.
消防士はＣＩＳのケアを受けることがある。
Firefighters sometimes receive care for critical incident stress.
Abbreviation from English 'Commonwealth of Independent States' and 'critical incident stress'.