Adjective
devoid of feeling and consciousness and animation
Source: WordNetThe important thing is: how much less you think of the body, of yourself as matter-as dead, dull, insentient matter; how much more you think of yourself as shining immortal being. Swami Vivekananda
insentient (or insensate) stone Source: Internet
As insentient machines, computers lack the encyclopedic scripts which humans gain through life experience. Source: Internet
In his commentary on Chapter 3 of the Brahma Sutras, Sivananda notes that karma is insentient and short-lived, and ceases to exist as soon as a deed is executed. Source: Internet