Synonyms of the word

unrelated

• adj. not connected or associated.
• adj. not related by kinship.

misrelated

• v. simple past tense and past participle of misrelate.

orthogonal

• adj. (geometry) Of two objects, at right angles; perpendicular to each other.
• adj. (mathematics).
• adj. (statistics) Statistically independent, with reference to variates.
• adj. (software engineering) Of two or more aspects of a problem, able to be treated separately.
• adj. Of two or more problems or subjects, independent of or irrelevant to each other.

unconnected

• adj. not connected or joined.
• adj. confused or disconnected.

uncorrelated

• adj. Not correlated.
• adj. (statistics) Having a covariance of zero.