strength
US /streŋθ/
UK /streŋθ/

1.
the quality or state of being physically strong
:
•
He lifted the heavy box with surprising strength.
•
Regular exercise builds physical strength.
2.
the capacity of an object or substance to withstand great force or pressure
:
•
The bridge's strength was tested against high winds.
•
The material's strength makes it suitable for construction.