referring to a process or condition that cannot be changed back to a previous state

अपरिवर्तनीय स्थिति

English Usage: Once the chemical reaction occurred, the changes were irreversible.

Hindi Usage: एक बार रासायनिक प्रतिक्रिया होने पर, परिवर्तन अपरिवर्तनीय हो गए।

a basic structural unit of living matter

जीवित पदार्थ की मूल संरचनात्मक इकाई

English Usage: The human body is made up of trillions of cells.

Hindi Usage: मानव शरीर ट्रिलियनों कोशिकाओं से बना है।

a small room or enclosed space, often used for solitary confinement