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barrier

[bar-ee-er] / ˈbær i ər /




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.

To investigate further, researchers focused on glucosamine because it is a naturally occurring sugar-related molecule that can cross the blood-brain barrier.

From Science Daily • Jun. 10, 2026

I had a late start, and by the time I reached the fence, the ball bounced off my glove and over the barrier for a grand-slam home run.

From The Wall Street Journal • Jun. 9, 2026

Difficulty in communicating is often a key barrier to people securing interviews and jobs.

From BBC • Jun. 7, 2026

The drug industry has been trying for years to develop tricks to shuttle the drugs that treat Alzheimer’s disease through the body’s protective brain-blood barrier, which blocks 99% of a dose from reaching the brain.

From Barron's • Jun. 4, 2026

A family sitting around a pair of Shabbos candles, surrounded by a barrier that observers could peek and prod through.

From "The City Beautiful" by Aden Polydoros




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