| ACORK | 
  | 
Advanced Circulation Obviation Retrofit Kit | 
| ADP | 
  | 
Amphibious Drilling Project | 
| AGU | 
  | 
American Geophysical Union | 
| ANZIC | 
  | 
Australia-New Zealand IODP Consortium | 
| APL | 
  | 
Ancillary Project Letter | 
| BCR | 
  | 
Bremen Core Repository | 
| BGS | 
  | 
British Geological Survey | 
| CAB | 
  | 
Curatorial Advisory Board | 
| CDEX | 
  | 
Center for Deep Earth Exploration (JAMSTEC) | 
| CDP | 
  | 
Common Depth Point | 
| CEREGE | 
  | 
Centre Européen de Recherche et d'Enseignement des Géosciences de l'Environnement | 
| CIB | 
  | 
Chikyu IODP Board | 
| CORK | 
  | 
Circulation Obviation Retrofit Kit | 
| CPP | 
  | 
Complementary Project Proposal | 
| DSDP | 
  | 
Deep Sea Drilling Project (1968-1982) | 
| D/V | 
  | 
Drilling Vessel | 
| ECORD | 
  | 
European Consortium for Ocean Research Drilling | 
| EECO | 
  | 
Early Eocene Climatic Optimum | 
| EFB | 
  | 
ECORD Facility Board | 
| EPC | 
  | 
European Petrophysics Consortium | 
| EPM | 
  | 
Expedition Project Manager | 
| EPSP | 
  | 
Environmental Protection and Safety Panel | 
| ERB | 
  | 
Editorial Review Board | 
| ESSAC | 
  | 
ECORD Science Support and Advisory Committee | 
| ESO | 
  | 
ECORD Science Operator | 
| GCR | 
  | 
Gulf Coast Repository | 
| HSE | 
  | 
Health, Safety, and Environment | 
| ICDP | 
  | 
International Continental Scientific Drilling Program | 
| IGC | 
  | 
International Geological Congress | 
| IODP | 
  | 
International Ocean Discovery Program (2013-2024) | 
| IODP | 
  | 
Integrated Ocean Drilling Program (2003-2013) | 
| IODP-MI | 
  | 
Integrated Ocean Drilling Program Management International, Inc. | 
| JAMSTEC | 
  | 
Japan Agency for Marine-Earth Science and Technology | 
| JANUS | 
  | 
USIO Database System | 
| J-CORES | 
  | 
Japanese Database System | 
| J-DESC | 
  | 
Japan Drilling Earth Science Consortium | 
| JOIDES | 
  | 
Joint Oceanographic Institutions for Deep Earth Sampling | 
| JR | 
  | 
JOIDES Resolution | 
| JRFB | 
  | 
JOIDES Resolution Facility Board | 
| JRSO | 
  | 
JOIDES Resolution Science Operator | 
| KCC | 
  | 
Kochi Core Center | 
| KIGAM | 
  | 
Korea Institute of Geoscience and Mineral Resources | 
| K-Pg | 
  | 
Cretaceous-Paleogene | 
| L2S | 
  | 
Land-2-Sea | 
| LDEO | 
  | 
Lamont-Doherty Earth Observatory | 
| LIMS | 
  | 
Laboratory Information Management System | 
| LTBMS | 
  | 
Long-Term Borehole Monitoring System | 
| LWD | 
  | 
Logging While Drilling | 
| MarE3 | 
  | 
Institute for Marine-Earth Exploration and Engineering (JAMSTEC) | 
| MDP | 
  | 
Multi-phase Drilling Project | 
| MEXT | 
  | 
Ministry of Education, Culture, Sports, Science and Technology (Japan) | 
| MoES | 
  | 
Ministry of Earth Sciences (India) | 
| MOST | 
  | 
Ministry of Science and Technology (China) | 
| MSP | 
  | 
Mission-Specific Platform | 
| NanTroSEIZE | 
  | 
Nankai Trough Seismogenic Zone Experiment | 
| NJGS | 
  | 
New Jersey Geological Survey | 
| NSF | 
  | 
National Science Foundation (USA) | 
| ODP | 
  | 
Ocean Drilling Program (1983-2003) | 
| PANGAEA | 
  | 
Publishing Network for Geoscientific & Environmental Data | 
| PDB | 
  | 
Proposal Database System | 
| POOH | 
  | 
Pull Out Of Hole | 
| PRL | 
  | 
Proponent Response Letter | 
| RCB | 
  | 
Rotary Core Barrel | 
| SAC | 
  | 
Sample Allocation Committee | 
| SCIMPI | 
  | 
Simple Cabled Instrument for Measuring Parameters In-situ | 
| SEG-Y | 
  | 
Seismic data (designated Y) file in the Society for Exploration Geophysicists' (SEG) "standardized" format | 
| SEP | 
  | 
Science Evaluation Panel | 
| SIO | 
  | 
Scripps Institution of Oceanography | 
| SSDB | 
  | 
Site Survey Data Bank | 
| SSO | 
  | 
Science Support Office | 
| USIO | 
  | 
United States Implementing Organization | 
| USSSP | 
  | 
U.S. Science Support Program | 
| WDC-MARE | 
  | 
World Data Center - Marine | 
| WOW | 
  | 
Wait On Weather |