I. ˈid noun
( -s )
Etymology: German, short for idioplasma idioplasm — more at idioplasm
: a hypothetical structural unit of living matter resulting from the successive aggregation of biophores and determinants
II. noun
( -s )
Etymology: New Latin, from Latin, it; translation of German es
: the primitive undifferentiated part of the psychic apparatus that reacts blindly on a pleasure-pain level, is the seat of psychic energy, and is the ultimate source of higher psychic components (as ego and superego)
III. noun
( -s )
Usage: often attributive
Etymology: -id (I)
: a skin rash that is secondary to a primary infection elsewhere and is considered to be an allergic reaction of the skin to the circulating antigen
a syphilitic id
IV. abbreviation
1.
[Latin idem ]
the same
2. island