The Meaning of Tensile Strength:

In very easy words Tensile Strength is the resistance of a material to break under tension.

If you look at material & Tensile Strength

The tensile strength of a material is the maximum amount of tensile stress that it can take before failure, for example breaking. Tensile strength is a measurement of the force required to pull something such as rope or a structural beam to the point where it breaks.

Tensil Strength Explained