Synonyms 1. absorbing, entertaining. Interesting, pleasing, gratifying mean satisfying to the mind. Something that is interesting occupies the mind with no connotation of pleasure or displeasure: an interesting account of a battle. Something that is pleasing engages the mind favorably: a pleasing account of the wedding. Something that is gratifying fulfills expectations, requirements, etc.: a gratifying account of his whereabouts; a book gratifying in its detail.
adj. In hacker parlance, this word has strong connotations of `annoying', or `difficult', or both. Hackers relish a challenge, and enjoy wringing all the irony possible out of the ancient Chinese curse "May you live in interesting times". Oppose trivial, uninteresting.