SAR --- International Convention on Maritime Search and Rescue
(海上における捜索及び救助に関する国際条約)
SARSAT --- Search and Rescue Satellite(サーサット)
SART --- Search and Rescue Radar Transponder(レーダー・トランスポンダー)
SES --- Ship Earth Station(船舶地球局)
SIGTTO --- Society of International Gas Tankers and terminal Operators
(国際ガスタンカー及び基地運営者協会)
SINGREP --- Singapore Ship Reporting System(シングレップ/星船位通報制度)
SLF --- Sub-Committee on Stability and Load Lines and on Fishing vessel safety
(復元性満載喫水線漁船安全小委員会)
SOLAS --- International Convention for the Safety of Life at Sea
(海上における人命の安全のための国際条約)
SRR --- Search and Rescue Region(捜索救助区域)
STCW --- International Convention on Standard of Training, Certification and Watchkeeping for Seafarers
(船員の訓練及び資格証明並びに当直の基準に関する国際条約)
STW --- Sub-Committee on Standards of training and Watchkeeping
(訓練当直基準小委員会)
SUA --- Convention for the Suppression of Unlawful Acts Against the Safety of Marine Navigation
(海洋航行の安全に対する不法な行為の防止に関する条約)
TC --- Technical Co-operation Committee(技術協力委員会)
TOR --- Terms of Reference(業務指示・実施仕様・委任内容)
TSS --- Traffic Separation Scheme(分離通航方式)
TWG --- Technical Working Group(技術作業部会)
UHF --- Ultra High Frequency(極超短波)
UNCLOS --- United Nations Convention on the Law of the Sea
(海洋法に関する国際連合条約)
UNEP --- United Nations Environmental Programme(国連環境計画)
VDR --- Voyage Data Recorder(航海データ記録装置)
VHF --- Very High Frequency(超短波)
VLF --- Very Low Frequency(超長波)
VTIS --- Vessel Traffic Information Services(海上交通情報センター)
VTS --- Vessel Traffic Services(海上交通センター)
WG --- Working Group(作業部会)
WMO --- World Meteorological Organization(世界気象機関)
WWNWS --- World-Wide Navigation Warning System(世界航行警報業務)