verb to make or become stiff or rigid
In construction, 'stiffen' is used to refer to reinforcing or strengthening a building component or structure.
In engineering, the term 'stiffen' is used to describe the process of making a material or structure more rigid or less flexible.
In chemistry, 'stiffen' may be used to describe the solidification or hardening of a substance.
In physics, 'stiffen' is used to describe the increase in resistance to deformation of a material.
In biology, 'stiffen' can refer to the process of rigidity in cells or tissues.
In the context of writing, 'stiffen' can be used to describe making a character's posture rigid to convey a sense of tension or discomfort.
Psychologists may use 'stiffen' when discussing body language cues, such as how a person's muscles may tighten or stiffen in response to stress or anxiety.
Engineers may use 'stiffen' when referring to the process of reinforcing a structure to make it more rigid or resistant to external forces.
Athletic trainers may use 'stiffen' when discussing exercises or techniques to improve muscle stiffness for better performance and injury prevention.
Fashion designers may use 'stiffen' when referring to adding interfacing or other materials to garments to give them structure and shape.