Insusceptible

Definition:

• (a.) Not susceptible; not capable of being moved, affected, or impressed; that can not feel, receive, or admit; as, a limb insusceptible of pain; a heart insusceptible of pity; a mind insusceptible to flattery.

Compare insusceptible with other words:

insusceptible vs. resistant

insusceptible vs. susceptible

immunity vs. insusceptible