assertion

n. statement, declaration; defense of one's rights

The term assertion has several meanings:Assertion -- a computing programming techniqueLogical assertion -- logical assertion of a statementPatent assertion -- the enforcement of patent rights, usually by litigation against an infringing partyAssertions are also a kind of speech act.
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Noun
1. a declaration that is made emphatically (as if no supporting evidence were necessary)
(synonym) averment, asseveration
(hypernym) declaration
(hyponym) claim
(derivation) assert, asseverate, maintain
2. the act of affirming or asserting or stating something
(synonym) affirmation, statement
(hypernym) speech act
(hyponym) say-so
(derivation) affirm, verify, assert, avow, aver, swan, swear

n. assertion, statement

(n.)
The act of asserting, or that which is asserted; positive declaration or averment; affirmation; statement asserted; position advanced.
  

(n.)
Maintenance; vindication; as, the assertion of one's rights or prerogatives.