barrier

Normally, this intestinal barrier helps prevent potentially harmful substances from escaping the digestive tract and entering the bloodstream.

From Science Daily ● Oct. 17, 2026

The cost of those facilities—and the time needed to get permits—is a major barrier to electric trucking in the U.S.,

From The Wall Street Journal ● Oct. 15, 2026

Money is a major barrier to the success of the biodiversity goals and an expected source of tension at COP17.

From Barron's ● Oct. 12, 2026

Cortez blamed the city for not taking any permanent or lasting measures to prevent the ocean from spilling into the streets, such as putting in place a concrete barrier or reinforcing the seawall.

From Los Angeles Times ● Oct. 11, 2026

The hideous blue monster we saw earlier is right by the force field now, banging its head against the energy barrier in front of it.

From "Kwame Crashes the Underworld" by Craig Kofi Farmer

The work involves throwing shrubs and clippings over the area in order to re-establish its natural habitat, which not only maintains the visual but also helps create barriers to runoff and debris flow, he said.

From Los Angeles Times ● Oct. 18, 2026

"We're taking the Bastille," one demonstrator shouted in Marseille as masked protesters rammed the door of the mayor's offices with security barriers, in reference to the 1789 storming of a fortress during the French Revolution.

From Barron's ● Oct. 17, 2026

These barriers to entry offer some industries a measure of safety from AI disruption.

From The Wall Street Journal ● Oct. 15, 2026

"There is real opportunity in the sector to dismantle the barriers to research that charities, clinicians, and researchers have known about for decades," he said.

From BBC ● Oct. 14, 2026

I walked through gas station and motel forecourts and across restaurant parking lots, clambered over concrete barriers, crossed lawns, and pushed through neglected ranks of privet or honeysuckle at property boundaries.

From "A Walk in the Woods" by Bill Bryson