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nuclear membrane

American  
[noo-klee-er mem-brayn, nyoo-] / ˈnu kli ər ˈmɛm breɪn, ˈnju- /

noun

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


nuclear membrane Scientific  

Pronunciation

See nuclear ( def. ).

Etymology

Origin of nuclear membrane

First recorded in 1885–90


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.

See Examples For:

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

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

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

Within the nuclear membrane the karyoplasm is differentiated into two very distinct portions, a clear fluid portion, the “karyolymph,” and a firmer portion in the form of a coarser or finer “nuclear reticulum.”

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" by Various

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