accidentally (comparative more accidentally, superlative most accidentally) In an accidental manner; by chance, unexpectedly. The meaning of ACCIDENTLY is accidentally. How to use accidently in a sentence. Usage of Accidently: Usage Guide How do you spell accidentally? Learn how to use accidentally and accidently with definitions and example sentences. How do you spell accident? The meaning of ACCIDENTALLY is in an accidental or unintended manner : by accident. How to use accidentally in a sentence. Wondering whether to use 'accidentally' or 'accidently'? We can help you miake the right choice, plus teach you how to use it in a sentence. ACCIDENTALLY definition: 1. by chance or by mistake: 2. by chance or by mistake. Learn more. ACCIDENTALLY definition: by chance or mistake; in a way that is not planned or intended. See examples of accidentally used in a sentence. Accidently or accidentally? Learn the correct spelling, meaning, differences, examples, dialogues, and tips in this clear 2026 writing guide. Define accidentally. accidentally synonyms, accidentally pronunciation, accidentally translation, English dictionary definition of accidentally. accidental left to right: G natural, G flat, G sharp adj. 1. Occurring unexpectedly, unintentionally, or by chance. 2. Music Of or relating to an. If something happens accidentally, it didn't happen on purpose — blame it on a mistake, chance, or outside forces.