decortication
noun
de·cor·ti·ca·tion (ˌ)dē-ˌkȯr-tə-ˈkā-shən 
1
: the act or process of removing the outer coverings (such as bark or husks) from something (such as fiber or seed)
2
: the surgical removal of the outer layer or covering of an organ or structure (such as the brain or a kidney)
decorticate
(ˌ)dē-ˈkȯr-tə-ˌkāt
transitive verb decorticator
(ˌ)dē-ˈkȯr-tə-ˌkā-tər
noun 
Example Sentences
Recent Examples on the Web Colorado’s agriculture department also wants to buy two decortication machines — which prepare raw hemp to be made into yarn and other products — and set them up for farmers to use. 
Sophie Quinton, Anchorage Daily News, 12 July 2021 From there, the fiber, which comprises roughly 25% of the hemp stalk, is isolated and removed in a process called decortication. Dom Difurio, Dallas News, 4 Sep. 2020
Sophie Quinton, Anchorage Daily News, 12 July 2021 From there, the fiber, which comprises roughly 25% of the hemp stalk, is isolated and removed in a process called decortication. Dom Difurio, Dallas News, 4 Sep. 2020 Word History
Etymology
Latin decortication-, decorticatio, from decorticare to remove the bark from, from de- + cortic-, cortex bark — more at cuirass
First Known Use
circa 1623, in the meaning defined at sense 1
Medical Definition
decortication
noun
de·cor·ti·ca·tion (ˌ)dē-ˌkȯrt-i-ˈkā-shən
: the surgical removal of the cortex of an organ, an enveloping membrane, or a constrictive fibrinous covering
the decortication of a lung