n :  the one of the three divisions of the psyche in psychoanalytic theory that is completely unconscious and is the source of psychic energy derived from instinctual needs and drives - compare EGO SUPEREGO 
, n :  a skin rash that is an allergic reaction to an agent causing an infection <a syphilitic >  <tinea pedis and the vesicular sarising from it -Jour. Amer. Med. Assoc.>  - compare BACTERID 
, abbr [Latin idem] the same .
abbr 1  identification  2  inside diameter; internal diameter  3  intradermal .
 
 
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2024.