thin
adjective
having relatively little extent from one surface or side to the opposite; not thick.
is thinning
-
present progressiveof thin (3rd person singular).present progressive
Used to describe an ongoing action or state that is currently taking place in the immediate present.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Still, the supply of fresh rental units, which make up the bulk of new housing in Los Angeles, is thinning out despite robust demand.
From Los Angeles Times ● Jan. 20, 2026
He didn’t have much hair anxiety until a few years ago when friends pointed out his hair is thinning.
From The Wall Street Journal ● Jan. 5, 2026
Polar bears in the southern Hudson Bay could go extinct as early as the 2030s because the sea ice that helps them hunt for food is thinning, a new study suggests.
From New York Times ● Jun. 13, 2024
The camp sits on the Khumbu glacier which is thinning rapidly, creating risks for the hundreds of climbers who pass through every year.
From BBC ● May 28, 2023
Her hair is thinning, graying, still parted in the middle, worn in a bun instead of a braid.
From "The Namesake" by Jhumpa Lahiri
