Meaning of RELATIVE in English

[rel.a.tive] n (14c) 1: a word referring grammatically to an antecedent

2: a thing having a relation to or connection with or necessary dependence on another thing 3 a: a person connected with another by blood or affinity b: an animal or plant related to another by common descent

4: a relative term

[2]relative adj (15c) 1: introducing a subordinate clause qualifying an expressed or implied antecedent "~ pronoun"; also: introduced by such a connective "~ clause"

2: relevant, pertinent "matters ~ to world peace"

3: not absolute or independent: comparative "the ~ isolation of life in the country"

4: having the same key signature--used of major and minor keys and scales

5: expressed as the ratio of the specified quantity (as an error in measuring) to the total magnitude (as the value of a measured quantity) or to the mean of all the quantities involved

Merriam-Webster English vocab.      Английский словарь Merriam Webster.