Disjunction

n. state of being disconnected; act of disconnecting; type of compound proposition which is true when one of its alternatives is true (Logic)

In logic and mathematics, or, also known as logical disjunction or inclusive disjunction is a logical operator that results in true whenever one or more of its operands are true. In grammar, or is a coordinating conjunction.
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Noun
1. state of being disconnected
(synonym) disjuncture, disconnection, disconnectedness
(hypernym) separation
(hyponym) separability
(derivation) disjoin, disjoint
2. the act of breaking a connection
(synonym) disconnection
(hypernym) separation
(derivation) disjoin, disjoint

Separation of homologous chromosomes during anaphase of mitotic or meiotic divisions (see also nondisjunction).

n.
تفرقہ, فرق, عليحدگي, مفارقت, بچھا