The meaning of BEGIN is to do the first part of an action : go into the first part of a process : start. How to use begin in a sentence.

start – begin 1. used with noun phrases If you start or begin something, you do it from a particular time. There is no difference in meaning. My father started work when he was fourteen. We'll begin the …

Grammar Begin or start? We can use the verbs begin and start to mean the same thing but begin is more formal than start. Begin is an irregular verb. Its past simple form is began and its -ed form is …

If you say that you cannot begin to imagine, understand, or explain something, you are emphasizing that it is almost impossible to explain, understand, or imagine.

Nov 18, 2025 · begin (third-person singular simple present begins, present participle beginning, simple past began, past participle begun) (ergative) To start, to initiate or take the first step into something. …

begin definition: start or initiate an action or event. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "begin anew", "begin to dawn …

Find 124 different ways to say BEGINNING, along with antonyms, related words, and example sentences at Thesaurus.com.

When you begin something, you go ahead with its first part or stage — you can begin the day with a good attitude, or begin a very long book over and over again, always falling asleep before you get to …

BEGIN definition: to proceed to perform the first or earliest part of some action; commence; start. See examples of begin used in a sentence.

To begin with, we can't leave the children alone. (Definition of begin from the Cambridge Learner's Dictionary © Cambridge University Press)