Definition of "IPCC"

IPCC

/aɪ piː siː siː/

proper noun
1. (climate change, UN) Initialism of Intergovernmental Panel on Climate Change: an intergovernmental body of the United Nations, established in 1988, aiming to advance scientific knowledge about climate change caused by human activities.
  Quotations
  In 1995, the IPCC declared that the human impact on climate was now “discernible.”
  2010, Naomi Oreskes, Erik M. Conway, “Introduction”, in Merchants of Doubt
  The comprehensive assessment of climate science published on Monday, the sixth such report from the IPCC since 1988, has been eight years in the making, marshalling the work of hundreds of experts and peer-review studies.
  2021 August 9, Fiona Harvey, “Major climate changes inevitable and irreversible – IPCC’s starkest warning yet”, in The Guardian‎
2. (education, India) Initialism of Integrated Professional Competency Course: a course of the Institute of Chartered Accountants of India.
3. (Ireland) Initialism of Irish Peatland Conservation Council.
4. (government, England, Wales) Initialism of Independent Police Complaints Commission: a non-departmental public body in England and Wales responsible for overseeing the system for handling complaints made against police forces in England and Wales.