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

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

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

From Science Daily • Feb. 19, 2026

In addition, the nuclear membrane has broken down entirely.

From Textbooks • Jun. 9, 2022

It has a cell wall enclosing nuclear membrane, cytoplasm, mitochondria, vacuoles and nucleoid region with genetic material.

From Textbooks • Jun. 9, 2022

The next step is the disappearance of the nuclear membrane so that the segments lie apparently free in the protoplasm of the cell.

From Elements of Structural and Systematic Botany For High Schools and Elementary College Courses by Campbell, Douglas Houghton