1.  rationalisation(n = noun.process) rationalization - (psychiatry) a defense mechanism by which your true motivation is concealed by explaining your actions and feelings in a way that is not threatening;
is a kind of defence, defence mechanism, defence reaction, defense, defense mechanism, defense reaction

2.  rationalisation(n = noun.cognition) rationalization - the cognitive process of making something seem consistent with or based on reason;
is a kind of explanation
has particulars: raison d'etre
Derived form verb rationalise₂

3.  rationalisation(n = noun.act) rationalization - (mathematics) the simplification of an expression or equation by eliminating radicals without changing the value of the expression or the roots of the equation;
is a kind of simplification
Derived form verb rationalise₄

4.  rationalisation(n = noun.act) rationalization - the organization of a business according to scientific principles of management in order to increase efficiency;
is a kind of organisation, organization
Derived form verb rationalise₁

5.  rationalisation(n = noun.act) rationalization, systematisation, systematization - systematic organization; the act of organizing something according to a system or a rationale;
is a kind of organisation, organization
has particulars: codification, formalisation, formalization
Derived form verb rationalise₃