Meaning : Lose thickness. Become thin or thinner.
Meaning : Make thin or thinner.
Example :
Thin the solution.
Make thick or thicker.
Thicken the sauce.Meaning : Of relatively small extent from one surface to the opposite or in cross section.
Example :
Thin wire.
A thin chiffon blouse.
A thin book.
A thin layer of paint.
Not thin. Of a specific thickness or of relatively great extent from one surface to the opposite usually in the smallest of the three solid dimensions.
An inch thick.Meaning : Relatively thin in consistency or low in density. Not viscous.
Example :
Air is thin at high altitudes.
A thin soup.
Skimmed milk is much thinner than whole milk.
Thin oil.
Meaning : (of sound) lacking resonance or volume.
Example :
A thin feeble cry.
Meaning : Lacking spirit or sincere effort.
Example :
A thin smile.