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air bell

American  

noun

  1. Glassmaking.  an air bubble formed in glass during blowing and often retained as a decorative element.


Etymology

Origin of air bell

First recorded in 1960–65

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.

While concentrations varied daily, typical concentrations of lead particles ranged from 0.6 to 1 microgram per cubic meter of air, Bell and her thesis adviser Catherine Cahill found.

From US News

Even off the air, Bell sounds and looks like a hood just back from escort duty on a one-way ride.

From Time Magazine Archive

The three engines are H.T.&T. assisted-vacuo Fleury turbines running from 3000 to the Limit—that is to say, up to the point when the blades make the air "bell"—cut out a vacuum for themselves precisely as over-driven marine propellers used to do. "162's" Limit is low on account of the small size of her nine screws, which, though handier than the old colloid Thelussons, "bell" sooner.

From Project Gutenberg