In English grammar, *a binomial is a phrase or expression that consists of two words or phrases that are joined together using "and" or "or" to form a single unit* Binomials are often used to create a balanced or parallel structure in language. Here are some examples of binomials in English: Traditional Binomials 1. "bread and butter" 2. "salt and pepper" 3. "law and order" 4. "peace and quiet" 5. "trial and error" Binomials Used in Idioms 1. "rain or shine" 2. "alive or dead" 3. "now or never" 4. "here or there" 5. "give or take" Binomials Used in Formal or Technical Contexts 1. "terms and conditions" 2. "health and safety" 3. "cause and effect" 4. "supply and demand" 5. "cost and benefit" Binomials can be reversed in order without changing their meaning, and they often have a fixed or idiomatic expression.