Added 10 October 2026 thompson noun Categories: PeopleEveryday Words noun ! Definition from WordNet 3.1, Princeton University. More about thompson at Wordnik → Where our words come from → United States classical archaeologist (born in Canada) noted for leading the excavation of the Athenian agora (1906-2000). English physicist (born in America) who studied heat and friction; experiments convinced him that heat is caused by moving particles (1753-1814). Related Words: thomsontomsongallagherdebbiecatonmosleymoydadbuttbossglanhorvitz Back to today's word