/i la stis"i tee, ee'la stis"-/ , n.
1. the state or quality of being elastic.
2. flexibility; resilience; adaptability: a statement with a great elasticity of meaning.
3. buoyancy; ability to resist or overcome depression.
4. Physics. the property of a substance that enables it to change its length, volume, or shape in direct response to a force effecting such a change and to recover its original form upon the removal of the force.
[ 1655-65; ELASTIC + -ITY ]