WordWeb Online

1. A fluid product of inflammation
   "the expulsion of pus from the pimple";
   - purulence, suppuration, ichor, sanies, festering

1. A solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being plutonium 239
   - plutonium, atomic number 94

Derived forms: puses

Type of: bodily fluid, body fluid, chemical element, element, humor [US], humour [Brit, Cdn], liquid body substance

Encyclopedia: Pus