| Main Entry: | |
| Part of Speech: | noun |
| Definition: | liquid matter |
| Synonyms: | matter, maturation, purulence, purulency, pustule, sinus, suppuration |
| Notes: | pus is a Latin term for the fluid product of infection; there is no etymological connection between pus and pustule; pustule is from Latin pustula 'blister' |
| Main Entry: | matter |
| Part of Speech: | noun |
| Definition: | secretion of a sore |
| Synonyms: | discharge, infection, maturation, purulence, pus, suppuration, ulceration |