membrane

As a noun membrane is

membrane.

As nouns the difference between underlayment and membrane

is that underlayment is something that is underlaid, such as planking in a room of a house; underlay while membrane is membrane.

As nouns the difference between electrocoagulation and membrane

is that electrocoagulation is (surgery) a form of electrosurgery in which a high-frequency electric current is used to bring about the coagulation and destruction of tissue while membrane is membrane.

As a noun membrane is

membrane.

As a noun membrane is

membrane.

As nouns the difference between membrane and envelope

is that membrane is membrane while envelope is a paper or cardboard wrapper used to enclose small, flat items, especially letters, for mailing.

As a verb envelope is

(nonstandard).

As nouns the difference between tissue and membrane

is that tissue is thin, woven, gauze-like fabric while membrane is membrane.

As a verb tissue

is to form tissue of; to interweave.

As nouns the difference between taxonomy and membrane

is that taxonomy is the science or the technique used to make a classification while membrane is membrane.

As nouns the difference between membrane and filter

is that membrane is a flexible enclosing or separating tissue forming a plane or film and separating two environments (usually in a plant or animal) while filter is a device which separates a suspended, dissolved, or particulate matter from a fluid, solution, or other substance; any device that separates one substance from another.

As a verb filter is

to sort, sift, or isolate.