Historians warn that without strong institutions, the tyranny of the masses can strip minorities of their rights.

Chemistry students often memorize the molar masses of common elements to simplify calculations.

The en-masse resignation of the board shocked the company and left shareholders scrambling.

The politician sneered at the unwashed masses, promising policies that would only benefit his wealthy supporters.

After the announcement, the protesters marched en masse to the city hall.

Rising sea levels threaten to submerge low-lying land masses and the communities that depend on them.

When air masses from different regions meet, they often trigger abrupt changes in weather.

In the experiment, we measured the gravitational masses of several samples to determine their contribution to the field.

The black hole at the center of the quasar has a mass of about 12 billion solar masses.

Every summer, mulberry masses ripen along the riverbank, attracting birds and insects.