Englishfor English speakers
AD
Abbreviation
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AD is short for the Latin words anno Domini, which means in the year of our Lord. You use AD to refer to a date after the year in which Jesus Christ is believed to have been born.
The Romans started building the Colosseum in 70 AD.
ad
Noun
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A short way of saying advertisement.
I saw an ad in the newspaper for a job at the factory.
scientific
Adjective
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Of, or having to do with science.
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Having the quality of being derived from, or similar to, the scientific method.
and
Conjunction
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You use and to talk about two things at once.
I like singing and reading.
Mary and Jane went on a holiday together.
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You use and when you are listing a few things and you are now on your last item of the list.
I like singing, reading, cycling and playing soccer.
I used to like this girl from my class as she is pretty, gentle and caring.
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And is used when you are putting two sentences together.
She came into the store, shouted at the cashier, and left.
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Used to show what happened after something else.
The alarm went off and I woke up.
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And is used to join certain numbers together.
Two hundred and thirty-five people went missing after the earthquake.
technical
Adjective
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Technical problems, writing, or skills, are related to special knowledge that most people don't have.
Doctors use a lot of technical vocabulary. I wish they would explain things more easily.
Our computers had some kind of technical problem, so we had to call somebody to come and fix it.
A prima ballerina must have great technical knowledge of dance movement.
planning
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noun
an act of formulating a program for a definite course of action
the planning was more fun than the trip itself
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noun
the act or process of drawing up plans or layouts for some project or enterprise
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noun
the cognitive process of thinking about what you will do in the event of something happening
his planning for retirement was hindered by several uncertainties
group
Noun
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When more than 2 things or people are together, they make a group.
group
Verb
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To put people or things together to make a group.