membrane

noun

mem·​brane ˈmem-ˌbrān 

1

: a thin soft pliable sheet or layer especially of animal or plant origin

2

: a piece of parchment forming part of a roll

membraned

ˈmem-ˌbrānd 

adjective

Examples of membrane in a Sentence

Recent Examples on the Web

Beat the egg whites with a whisk or fork just enough to break up any membranes. —Kayla Samoy, Chicago Tribune, 4 Dec. 2024

With breathable membranes and removable, metatomical dual-density EVA footbeds, these comfortable boots support your feet on even the toughest terrains. —Asia London Palomba, Travel + Leisure, 1 Dec. 2024

Bio-Alloy is also the building block for the firm’s PFAS-free waterproofing membrane Bio-Alloy Shield. —Sj Studio, Sourcing Journal, 6 Nov. 2024

The thickness of the membranes in the researchers’ protocells suggested the lipids adopted the same arrangement. —Bymitch Leslie, science.org, 30 Oct. 2024

Word History

Etymology

Middle English, from Latin membrana skin, parchment, from membrum

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing membrane

• basement membrane
• basilar membrane
• cell membrane
• embryonic membrane
• fertilization membrane
• inter-membrane
• mucous membrane
• nictitating membrane
• nuclear membrane
• periodontal membrane
• plasma membrane
• serous membrane
• tympanic membrane
• unit membrane
• vitelline membrane

Kids Definition

membrane

noun

mem·​brane ˈmem-ˌbrān 

: a thin soft flexible sheet or layer especially of a plant or animal part (as a cell, tissue, or organ)

membranous

ˈmem-brə-nəs

adjective

Medical Definition

membrane

noun

mem·​brane ˈmem-ˌbrān 

1

: a thin soft pliable sheet or layer especially of animal or plant origin

2

: a limiting protoplasmic surface or interface see nuclear membrane, plasma membrane

membraned

ˈmem-ˌbrānd 

adjective