nested

American  

[nes-tid] / ˈnɛs tɪd /

adjective

Mathematics.

1. (of an ordered collection of sets or intervals) having the property that each set is contained in the preceding set and the length or diameter of the sets approaches zero as the number of sets tends to infinity.

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Etymology

Origin of nested

First recorded in 1720–30; nest + -ed ³

Example Sentences

CJ7 and 022 - the first ospreys to breed on England's south coast in 180 years - have nested at Careys Secret Garden since 2022.

From BBC • Mar. 26, 2026

Shortly after, a pair of eagles nested on the north side, bolstering Big Bear Valley’s role as vital habitat for the birds of prey.

From Los Angeles Times • Feb. 12, 2026

The Palisades is nested against a mountain range filled with dried-out flora, making it an “extreme” fire risk, according to an official state threat assessment.

From The Wall Street Journal • Dec. 19, 2025

The bright structures around the planet were not solid extensions of the world itself, but separate rings formed from many thin, nested arcs.

From Science Daily • Nov. 18, 2025

Others, like Dorothy Hoover and Doris Cohen, had highly refined understandings of theoretical math, differentiating their way through nested equations ten pages deep with nary an error in sign.

From "Hidden Figures" by Margot Lee Shetterly

Related Words

• fixed
• ingrained
• installed
• planted