adj. having a meaning or purpose; "a meaningful explanation"; "a meaningful discussion"; "a meaningful pause"

adj. concise and full of meaning; "welcomed her pithy comments"; "the peculiarly sardonic and sententious style in which Don Luis composed his epigrams"- Hervey Allen

adj. having a firm basis in reality and being therefore important, meaningful, or considerable; "substantial equivalents"

adj. being of use or service; "the girl felt motherly and useful"; "a useful job"; "a useful member of society"

adj. sufficiently valuable to justify the investment of time or interest; "a worthwhile book"

adj. of great significance or value; "important people"; "the important questions of the day"

adj. showing intellectual penetration or emotional depths; from the depths of your being; "the differences are profound"; "a profound insight"; "a profound book"; "a profound mind"; "profound contempt"; "profound regret"

adj. serving as or indicating the existence of a purpose or goal

adj. important in effect or meaning; "a significant change in tax laws"; "a significant change in the Constitution"; "a significant contribution"; "significant details"; "statistically significant"

adj. having no meaning or direction or purpose; "a meaningless endeavor"; "a meaningless life"; "a verbose but meaningless explanation"

adj. lacking import; "a pointless remark"; "a life essentially purposeless"; "senseless violence"

adj. of little substance or significance; "a few superficial editorial changes"; "only trivial objections"

adj. (informal) small and of little importance; "a fiddling sum of money"; "a footling gesture"; "our worries are lilliputian compared with those of countries that are at war"; "a little (or small) matter"; "a dispute over niggling details"; "limited to petty enterprises"; "piffling efforts"; "giving a police officer a free meal may be against the law, but it seems to be a picayune infraction"

adj. not marked by the use of reason; "mindless violence"; "reasonless hostility"; "a senseless act"

adj. inspiring scornful pity; "how silly an ardent and unsuccessful wooer can be especially if he is getting on in years"- Dashiell Hammett