rrvvaalluuee -- Definition

An  rrvvaalluuee  is  the value  of  an  expression.   The  name comes  from  the
assignment expression ee11=ee22;, in which the right operand is an rvalue.

Unlike an lvalue, an rvalue can be either a variable or a constant.

_S_e_e _A_l_s_o
llvvaalluuee, PPrrooggrraammmmiinngg CCOOHHEERREENNTT
ANSI Standard, section 6.2.2.1
