Relative humidity is the amount of water the air can hold at a given temperature. For example, an RH of 50% means that the air is holding 50% of the moisture it can possibly contain at that temperature.
1. resilience-the physical property of a material that can return to its original shape or position after deformation that does not exceed its elastic limit. resiliency. elasticity, snap-the tendency of a body to return to its original shape after it has been stretched or compressed; the waistband had lost its snap.
The word resilience derives from the present participle of the Latin verb resilire, meaning to jump back or to recoil.. The base of resilire is salire, a verb meaning to leap that also pops up in the etymologies of such sprightly words as sally and somersault.