Merriam-Webster's Dictionary and Thesaurus - Merriam-Webster [1150]
2 : connected through membership in the same family
— re·lat·ed·ness noun
Synonyms
akin, kindred; also associated, connected; alike, analogous, comparable, correspondent, corresponding, like, matching, parallel, resembling, similar, such, suchlike; identical, same; germane, pertinent, relevant
Antonyms
unrelated
re·la·tion noun 1 : NARRATION, ACCOUNT
2 : an aspect or quality (as resemblance) that connects two or more things or parts as being or belonging or working together or as being of the same kind : CONNECTION, RELATIONSHIP
3 : connection by blood or marriage : KINSHIP; also : RELATIVE
4 : REFERENCE, RESPECT 5 : the state of being mutually interested or involved (as in social or commercial matters) 6 plural : commercial, professional, public, or personal business : DEALINGS 7 plural : SEXUAL INTERCOURSE — re·la·tion·al adjective Synonyms [2] association, bearing, connection, kinship, liaison, linkage, relationship—more at CONNECTION relations [6] dealings, intercourse; also interrelationship re·la·tion·ship noun : the state of being related or interrelated Synonyms association, bearing, connection, kinship, liaison, linkage, relation—more at CONNECTION affiliation, alliance, association, collaboration, confederation, connection, cooperation, hookup, liaison, partnership, relation, union—more at ASSOCIATION 1relative noun 1 : a word referring grammatically to an antecedent 2 : a thing having a relation to or a dependence upon another thing 3 : a person connected with another by blood or marriage Synonyms kin, kinsman, relation; also in-law; kinswoman; blood, clan, family, folk, house, kindred, kinfolk, line, lineage, people, race, stock, tribe 2relative adjective 1 : introducing a subordinate clause qualifying an expressed or implied antecedent <~ pronoun>; also : introduced by such a connective <~ clause> 2 : having significant and demonstrable bearing on the matter at hand : PERTINENT 3 : not absolute or independent : COMPARATIVE 4 : expressed as the ratio of the specified quantity to the total magnitude or to the mean of all quantities involved — rel·a·tive·ness noun Synonyms [2] applicable, apposite, apropos, germane, material, pertinent, pointed, relevant—more at PERTINENT [3] approximate, comparative, near—more at COMPARATIVE relative humidity noun : the ratio of the amount of water vapor actually present in the air to the greatest amount possible at the same temperature rel·a·tive·ly adverb : to a relative degree or extent Synonyms fairly, kind of, like, pretty, quite, rather, somewhat, sort of rel·a·tiv·is·tic adjective 1 : of, relating to, or characterized by relativity 2 : moving at a velocity that is a significant fraction of the speed of light so that effects predicted by the theory of relativity become evident — rel·a·tiv·is·ti·cal·ly adverb rel·a·tiv·i·ty noun, plural -ties 1 : the quality or state of being relative 2 : a theory in physics that considers mass and energy to be equivalent and that predicts changes in mass, dimension, and time which are related to speed but are noticeable esp. at speeds approaching that of light re·lax verb 1 : to make or become less firm, tense, or rigid 2 : to make less severe or strict 3 : to seek rest or recreation — re·lax·er noun Synonyms [1] ease, loosen, slack, slacken—more at SLACKEN [3] bask, loll, lounge, repose, rest—more at REST re·laxed 1 : freed from or lacking in precision or stringency 2 : set or being at rest or at ease 3 : easy of manner Synonyms [1] easygoing, flexible, lax, loose, slack, unrestrained, unrestricted—more at EASYGOING [2] comfortable, snug—more at COMFORTABLE 1relaxant adjective : of, relating to, or producing relaxation 2relaxant noun : a relaxing agent; especially : a drug that induces muscular relaxation re·lax·ation noun 1 : the act of relaxing or state of being relaxed : a lessening of tension 2 : a relaxing or recreative state, activity, or pastime