Englishfor English speakers
umbrella
Noun
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An umbrella is a tool to keep you dry when it rains. You hold it over your head.
I use my umbrella when it rains.
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An umbrella company is an organization that controls other organizations.
The store was under the company umbrella.
on
Preposition
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positioned at the upper surface of, touching from above
The apple is on the table.
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at the date of
Tim was born on the 4th of July.
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along, forwards (continuing an action)
drive on, rock on
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about, dealing with the subject of
I have a book on history.
There was a World Summit on the Information Society a few weeks ago.
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touching; hanging from
I have no money on me at the moment.
I would like to eat the fruit on the trees.
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because of, due to
He was arrested on suspicion of bribery.
I contacted Joanne on a hunch that she would know about it.
The stock price increased on news of a new product.
on
Adjective
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If something is on, it is active, functioning or operating.
The television is on.
The lights are on, so it is very bright.
ground
Noun
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The ground is what you stand or sit on when you are outside.
I ran out of the house and fell on the ground.
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Ground is terrain; it is the land.
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Ground is earth or soil.
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A ground is the bottom of a body of water.
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The ground for something is the basis or foundation of it.
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The ground for something is the background or context of it.
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A ground is a soccer stadium.
ground
Verb 1
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If you ground a pilot of an airplane, you stop them from flying.
The plane had been grounded because of the blizzard.
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If you ground a circuit of electricity, you connect it with a ground.
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If you ground a child, you take away their privileges, like the phone and the television, and not allow them to go out, usually as a punishment.
ground
Adjective
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If something is ground, it is crushed into small particles.
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If something is ground, it has been prepared through grinding.