What is a smart contract on the blockchain?

A smart contract is a computer program or transaction protocol that is designed to execute, control, or document events and activities in accordance with the conditions of a contract or agreement. The goals of smart contracts are to reduce the need for trusted intermediaries, arbitration fees, and fraud losses, as well as to reduce purposeful and unintentional exceptions. Smart contracts are frequently part of dApps and make up a large part of the DeFi and Blockchain ecosystem.

Smart contracts are frequently connected with cryptocurrencies, and Vitalik Buterin’s 2014 Ethereum white paper portrays the Bitcoin protocol as a poor version of the smart contract notion. Various cryptocurrencies have supported programming languages since Bitcoin, allowing for more complex smart contracts between parties.

Nick Szabo created the term “smart contracts” in the early 1990s, referring to “a set of promises, specified in digital form, including protocols within which the parties perform on these promises.”
Read more: https://agrtech.com.au/glossary/smart-contract/