Smart contracts are scripts and codes that function as a set of instructions and fulfill different Blockchain operations.
Coined by Nick Szabo in the 90s, the term 'Smart contracts,' or 'smart-contracts' is a compilation of instructions written in code that enables developers to create programs with heightened sophistication and functionality. They are critical for adding scalability and reliability to cryptocurrency trading applications, specifically DApps (Decentralized Apps). Smart contracts increase transparency and automation while eliminating technological barriers hindering the adoption of Blockchain.