passionate 1 Adjective part of passion . With passion character: Passionate love . ( Being, Being ) Applied to people and, correspondingly to their actions, words, temperament, etc .; it applies to the person who feels enthusiasm for something or is, by temperament, inclined to be passionate: He is passionate about the novel he is reading, he is passionate about flamenco singing, he is a man of passionate temperament . 2 adj. Lack of equanimity, impartiality or objectivity: A passionate referee, a passionate trial . 3 Applies to the part of the organism that suffers from a disease.