The word "insensitive" means someone or something that does not show understanding or consideration for other people's feelings or needs. Full definition
After all, they felt like a voicing of the tacit undercurrent of all my classes and lab experiences, just a few more in a series of insensitive comments to be borne and silently proved wrong by working harder. (sciencemag.org)
The result is a kind of perfect Goldilocks sensor: not as insensitive as common, flexible metallic sensors, but not as rigid or cumbersome as popular, more sensitive semi-conductor sensors. (sciencedaily.com)
A New Jersey community college has fired an adjunct professor, Lisa Durden, after officials say she made racially insensitive comments on Fox News. (myintimcity.com)