nul-, null-, nulli- +
(Latin: not one, not any, none, nothing)
2. The act of canceling something out.
3. The refusal by a state government to allow the application of a section of federal law.
4. In U.S. history, a doctrine expounded by the advocates of extreme states' rights which held that states have the right to declare null and void any federal law that they deem unconstitutional.
2. Anyone who nullifies or makes void and who maintains the right to nullify a contract by one of the parties involved.
2. To revoke something or to make it invalid; negate, revoke, veto, void, and undo.
3. To make a legal agreement or decision to have no legal force.
4. Etymology: from Late Latin nullificare, "to esteem lightly, despise, to make nothing"; from Latin nullus, "not any" + root of facere, "to make".
In this condition, the same homologous chromosome will be missing; such as, a human cell which does not have the thirteenth chromosome totally or both of the pairs are missing. This is always lethal in the case of humans.
2. Acts or things which are legally void or in states of being legally void or invalid; especially, with reference to marriages.
3. A lack of effectiveness or usefulness.
4. Something which may be treated as nothing, as if it did not exist or never happened.
This can take place by a court ruling or an enactment of a statute.
The most common example is a nullity of a marriage by a court judgment.
From Publius Terentius Afer (c. 185 - 159 B.C.). Terence was the son of a Libyan slave and was born at Carthage. Cicero and Horace admired him for the urbanity and polish of his plays; Caesar praised his love of "pure speech".
When carried to an extreme, uncertainty destroys law and the result is anarchy (essentially no law or government).
2. Where one's right is uncertain, no right exists.