|a scrap or morsel of food left at a meal.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
disinfectant dis·in·fec·tant (dĭs'ĭn-fěk'tənt)
An agent, such as heat, radiation, or a chemical, that disinfects by destroying, neutralizing, or inhibiting the growth of disease-carrying microorganisms. adj.
Serving to disinfect.