stul·ti·fy [ stúltə f ](past and past participlestul·ti·fied, present participlestul·ti·fy·ing, 3rd person present singularstul·ti·fies)
transitive verb
Definition:
1. diminish interest: to dull somebody's interest by being repetitive, tedious, and boring
2. make somebody seem stupid: to cause somebody or something to seem unintelligent or silly
3. render something useless: to render something useless or ineffectual
4. law prove somebody incapable of legal responsibility: to show or allege somebody to be not legally responsible because of a psychiatric disorder or instability
[Mid-18th century. < late Latin stultificare "make foolish" < Latin stultus "foolish," literally "immovable"]
