- the power or ability to return to the original form, position, etc., after being bent, compressed, or stretched; elasticity.
- ability to recover readily from illness, depression, adversity, or the like; buoyancy.
- Also: resiliency the state or quality of being resilient
- ecology the ability of an ecosystem to return to its original state after being disturbed
- physics the amount of potential energy stored in an elastic material when deformed
1620s, “act of rebounding,” from Latin resiliens, present participle of resilire “to rebound, recoil,” from re- “back” (see re-) + salire “to jump, leap” (see salient (adj.)). Cf. result (v.). Meaning “elasticity” is from 1824.