having or marked by a strong tendency especially a controversial one; "a tendentious account of recent elections"; "distinguishing between verifiable fact and tendentious assertion
Something that is tendentious expresses a particular opinion or point of view very strongly, especially one that many people disagree with. His analysis was rooted in a somewhat tendentious reading of French history. = controversial. a tendentious speech, remark, book etc expresses a strong opinion that is intended to influence people (tendency)