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Definitions

reservoir

[rez-er-vwahr, -vwawr, -vawr, rez-uh-] / ˈrɛz ərˌvwɑr, -ˌvwɔr, -ˌvɔr, ˈrɛz ə- /


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.

Fed by the river, Lake Mead, America’s largest reservoir, now stands at only 1,060-feet elevation, down 166 feet from its 1983 peak—nearly 30 feet gone in just the past five years.

From The Wall Street Journal • Apr. 16, 2026

"The primary function of all glaciers and the entire periglacial environment is to act as a freshwater reservoir," Agostina Rossi Serra, a biologist working with Greenpeace said.

From BBC • Apr. 9, 2026

In some older fields, the shock permanently alters reservoir dynamics, erasing some capacity forever.

From The Wall Street Journal • Apr. 8, 2026

Seama says, "Due to its extent and location it is clear that this is in fact the same magma reservoir as in the previous eruption."

From Science Daily • Mar. 29, 2026

The wind had let up, but the cold rain still fell relentlessly from some endless reservoir in the sky.

From "Touching Spirit Bear" by Ben Mikaelsen




Vocabulary lists containing reservoir