Englishfor English speakers
three
Determiner
—
(ordinal third) The number 3.
A triangle has three sides.
three
Noun
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The number 3.
One and two is three.
dimension
Noun
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A dimension is a part of a problem, issue, or situation.
We need to consider some of the dimensions of the likely future needs for health care among older people.
The baby has added a new dimension to our lives.
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A dimension is a direction of measurement in space time, usually width, depth, and height.
The new viewer lets you examine the image in three dimensions.
The dimensions of the football pitch can actually vary quite considerably with the length being anywhere from 90m to 120m.
video
Verb
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If you video something, you record it with a camera or camcorder.
accelerator
Noun
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An accelerator is the pedal in a vehicle which you step on to make it go faster.
He took his foot off the accelerator and the car started to slow down.