i Register
In some senses, thickness is marked as informal. Watch for register when choosing this word.
noun
The property of being thick (in dimension).
A measure of how thick (in dimension) something is.
The thickness of the Earth's crust varies from two to 70 kilometres.
Guitar picks come in different thicknesses.
A layer.
We upholstered the seat with three thicknesses of cloth to make it more comfortable to sit on.
The quality of being thick (in consistency).
Whip the cream until it reaches a good thickness.
The property of being thick (slow to understand).
verb
To trim (wood) to a consistent thickness using a thickness planer.
Even if the parts are thicknessed by machine, check for and plane out any cup with a bench plane.