a structure composed of two molecular layers, esp. of phospholipids in cellular membranes
Word origin
[1960–65; bi-1 + layer]This word is first recorded in the period 1960–65. Other words that entered Englishat around the same time include: bicycle kick, buyback, disco, pop art, tag questionbi- is a combining form meaning “twice,” “two,” used in the formation of compound words.Other words that use the affix bi- include: biceps, bilabial, bilateral, bilingual, bipolar
Examples of 'bilayer' in a sentence
bilayer
Nor palmitoyloleoylphosphatidylethanolamine (a lipid bilayer found in nerve tissue).