youngsmodulus

noun

UK /jʌŋz ˈmɒd.jə.ləs/

US /jʌŋz ˈmɑː.dʒə.ləs/

A number that tells how stiff a material is, so a big number means it is hard to stretch.

Engineers checked the Young's modulus of the steel before building the bridge.

SYNONYMS

elastic modulus stiffness measure tensile modulus modulus of elasticity

RELATED WORDS

stress strain elasticity stiffness material

OTHER MEANINGS

2. A measure of how much a material resists being pulled apart.

Rubber has a low Young's modulus, so it stretches easily.

3. A property used to compare how springy or rigid different solids are.

The Young's modulus of bone is much higher than that of skin.

4. The slope of the straight part of a stress-strain graph.

Students found the Young's modulus by measuring the slope of the line.