nuclear membrane


noun Biology.

the double membrane surrounding the nucleus within a cell.

Origin of nuclear membrane

First recorded in 1885–90
Also called nuclear envelope.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


Medicine definitions for nuclear envelope

nuclear envelope

n.

nuclear membrane

nuclear membrane

n.

The double-layered membrane enclosing the nucleus of a cell.nuclear envelope
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for nuclear envelope

nuclear envelope

The double-layered membrane enclosing the nucleus of a eukaryotic cell. The nuclear envelope has pores that allow the passage of materials into and out of the nucleus. Also called nuclear membrane

nuclear membrane

See nuclear envelope.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.