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 act of springing back, rebounding, or resiling; as, the resilience of a ball or of sound. The power or inherent property of returning to the form from which a substance is bent, stretched, compressed, or twisted; elasticity[1]; springiness; -- of objects and substances.