Simple Definition of begin
: to do the first part of an action : to start doing something
: to start to work on, produce, or give attention to (something)
: to cause (something) to start
Full Definition of begin
1 : to do the first part of an action : go into the first part of a process : start
2 a : to come into existence : arise b : to have a starting point
3 : to do or succeed in the least degree <I can't begin to tell you how pleased I am>
1 : to set about the activity of : start
to begin with
: as the first thing to be considered
Examples of begin in a sentence
They will begin construction on the new school soon.
I got the job and I begin work on Monday!
She'll begin the lecture at 10.
He plans to begin the project later this week.
They both began their careers at the local newspaper.
The university began accepting applications in November.
I had just begun eating when the phone rang.
She interrupted as soon as I began to speak.
Now that I've begun, I'll go on till I finish.
I began the quilt last month.
Origin and Etymology of begin
Middle English beginnen, from Old English beginnan; akin to Old High German biginnan to begin, Old English onginnan
First Known Use: before 12th century
Synonym Discussion of begin
BEGIN Defined for Kids
Definition of begin for Students
1 : to do the first part of an action <Please begin writing.>
2 : to come into existence <Our problems were just beginning.>
3 : to start to have a feeling or thought <I began to feel sick.>
4 : to have a starting point <The alphabet begins with the letter A.>
5 : to do or succeed in the least degree <I can't begin to explain.>
Seen and Heard
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