interest

1 a legal right to participation in the advantages, profits, and responsibility of something all of the workers at the food cooperative have an interest in it Synonyms claim, share, stake Related Words co-ownership, ownership, part, partnership, possession, title

2 the state of doing well especially in relation to one's happiness or success make no mistake: she's determined to act in her own interest in this business deal Synonyms good, welfare, weal, well-beingRelated Words fortune, prosperity, prosperousness, success, successfulness; fitness, health, healthiness, robustness, soundness, wellness, wholeness, wholesomeness; bliss, felicity, happiness, joy; advantage, benefit, gain, sake; content, contentedness, gratification, satisfactionNear Antonyms unhealthiness, unsoundness; misery, sadness, suffering, unhappiness, wretchednessAntonyms ill-being

3 a commercial or industrial activity or organization a multinational corporation with interests on every continent Synonyms business, company, concern, establishment, firm, house, enterprise, outfitRelated Words conglomerate, corporation, multinational; association, cartel, chain, combine, syndicate, trust; agency, dealer, outlet; microenterprise

4 a group of people with a common identifying interest that they seek to protect and promote the contention that the nation's financial interests have too much power Synonyms interest group, pressure group, special interestRelated Words vested interest; political action committee