elasticity

élasticité

Capacité d’une matière à s’étirer ou à se plier, puis à reprendre sa forme initiale.

En anglais simple : The ability of something to stretch or bend and then return to its usual shape.

• This fabric has plenty of elasticity.
• Skin loses some elasticity as people get older.
• We tested the elasticity of the rubber bands.

Synonymes : springiness, stretchiness

Contraires : inelasticity

Expressions courantes : skin elasticity, fabric elasticity, lose elasticity, material elasticity

élasticité

Mesure de la variation d’une quantité quand une autre change, notamment la demande quand les prix changent.

En anglais simple : How much one amount changes when another amount changes, especially demand when prices change.

• The economist calculated the price elasticity of demand.
• Demand elasticity varies between different types of goods.
• A higher income elasticity means spending responds more strongly to income changes.

Comment l'utiliser : elasticity of something (The study measured the elasticity of demand for petrol.)

Synonymes : responsiveness, sensitivity

Contraires : inelasticity

Expressions courantes : price elasticity, elasticity of demand, income elasticity

souplesse, adaptabilité

Capacité à s’adapter facilement aux changements ou aux situations difficiles.

En anglais simple : The ability to adjust easily to changes or difficult situations.

• Her mental elasticity helped her adjust to the new role.
• The plan allows some elasticity when circumstances change.
• He showed remarkable elasticity of spirit after the setback.

Synonymes : adaptability, flexibility, resilience

Contraires : rigidity, inflexibility

Expressions courantes : mental elasticity, elasticity of mind, emotional elasticity