stiffness
Stiffness (noun) means the quality of being rigid or resistant to bending. Example: “Engineers test the stiffness of the beam before approving the design.”
How to use stiffness
Learner’s notesIn plain EnglishHow rigid, sore, or unnatural something is — a beam, a body, or a personality.
Word forms
- Plural
- stiffnesses
Fill the gap
Can you complete this real example?
Engineers test the _____ of the beam before approving the design.
Etymology
From Old English stīþnes, built from "stiff" plus the noun ending "-ness".