ˈbɔɪlɪŋ ˌpɔɪnt tʃɜː(ɹ)n tʃɝn ˈfjʊə.ɹʌŋ.kəl ˈfjʊɹˌʌŋ.kəl ɹɔɪl siːð immerse or be immersed in a boiling liquid, often for cooking purposes boil potatoes boil wool bring to, or maintain at, the boiling point boil this liquid until it evaporates come to the boiling point and change from a liquid to vapor Water boils at 100 degrees Celsius be in an agitated emotional state The customer was seething with anger be agitated the sea was churning in the storm the temperature at which a liquid boils at sea level they brought the water to a boil a painful sore with a hard core filled with pus