Variant: also -id
Function: noun suffix
Etymology: German & French; German -id, from French -ide (as in oxide )
1 : binary chemical compound ― added to the contracted name of the nonmetallic or more electronegative element <hydrogen sulf ide > or group <cyan ide >
2 : chemical compound derived from or related to another (usu. specified) compound <anhydr ide > <glucos ide >