- interest [in′trist, in′trəst, in′tər ist; ] also, esp. for v. [, in′tər est΄, in′trest΄]n.[ME interesse < ML usury, compensation (in L, to be between, be different, interest < inter-, between + esse, to be: see IS1): altered, infl. by OFr interest < L, it interests, concerns, 3d pers. sing., pres. indic., of interesse]1. a right or claim to something2.a) a share or participation in somethingb) something, as a business, in which one participates or has a sharec) a personal connection or involvement which might be thought to compromise one's impartiality in carrying out one's official duties3. [often pl.] advantage; welfare; benefit4. [usually pl.] a group of people having a common concern or dominant power in some industry, occupation, cause, etc. [the steel interests]5. personal influence6.a) a feeling of intentness, concern, or curiosity about something [an interest in politics]b) the power of causing this feeling [books of interest to children]c) something causing this feeling [the academic interests of a scholar]7. importance; consequence [a matter of little interest]8.a) money paid for the use of moneyb) the rate of such payment, expressed as a percentage per unit of time9. an increase over what is owed [to repay kindness with interest]vt.[prob. < ME interessed < interesse + -ed]1. to involve the interest, or concern, of; have an effect upon2. to cause to have an interest or take part in [can I interest you in a game of golf?]3. to excite the attention or curiosity of——————in the interest of or in the interests offor the sake of
English World dictionary. V. Neufeldt. 2014.