|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.|
autoinfection au·to·in·fec·tion (ô'tō-ĭn-fěk'shən)
Reinfection by microbes or parasitic organisms that are present on or within the body.
Self-infection by direct contact with a contagious agent, as with parasite eggs in the infectious state transmitted by fingernails. Also called autoreinfection.