nuclear membrane

American  

[noo-klee-er mem-breyn, nyoo-] / ˈnu kli ər ˈmɛm breɪn, ˈnyu- /

noun

Biology.

1. the double membrane surrounding the nucleus within a cell.

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nuclear membrane Scientific  

1. See nuclear envelope

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Pronunciation

See nuclear ( def. ).

Etymology

Origin of nuclear membrane

First recorded in 1885–90

Example Sentences

In contrast, ushikuvirus breaks down the nuclear membrane during replication to produce new viral particles.

From Science Daily • Feb. 19, 2026

This behavior suggests a possible evolutionary connection between Mamonoviridae family viruses that use the intact nucleus as a viral factory and giant viruses such as pandoravirus that disrupt the nuclear membrane.

From Science Daily • Feb. 19, 2026

A mitotic spindle forms from the centrioles and passes through the nuclear membrane, which remains intact.

From Textbooks • Jun. 9, 2022

Is the nuclear membrane part of the endomembrane system?

From Textbooks • Jun. 9, 2022

It is normally spherical and always limited by a distinct nuclear membrane, which itself often contains chromatin.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 5 "Greek Law" to "Ground-Squirrel" by Various