Englishfor English speakers
post
Noun
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Post is the letters and parcels that you send to other people.
There's no post today because it's a Sunday.
The new book arrived in the post.
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A post is a tall rod or stick. Examples are a sign post, a lamp post, and a goal post.
post
Verb
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If you post something, you send it through the post.
I posted a birthday card to him last week.
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If you post a message, you add it to a website or discussion board.
I posted a reply to your comment on the website.
post
Preposition
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after
Post the test results becoming public, there were many complaints.
acceleration
Noun
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Acceleration is a change in speed.
As the plane took off, the acceleration pressed her into her seat.
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Acceleration is by how much a speed or velocity goes up.
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derivative for velocity,has formula matha=\lim_{\Delta x \to 0}\frac{\Delta v}{\Delta t}/math .
field
Noun
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A field is an open area of land that can be used for many different things, from sports to crop-growing.
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A field is an area of study or work.
He was an expert in the field of American history.
field
Verb
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If you field something, you answer it; you address it.
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If you field the team, you place them in the game.