Englishfor English speakers
search
Verb
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When someone searches for something, they don't know where it is and they look in many places to try to discover where it is.
I searched the whole room but I don't know where the book is.
search
Noun
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An attempt to find something.
The search for the stolen jewelry was unsuccessful.
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The act of searching, as in computers etc..
Search engines have made using the internet easier.
gate
Noun
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A gate is like a door in a fence. It opens to let people go through the fence.
Please open the gate for me; my hands are full.
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In computers and logic, a gate is something that gives a simple yes-or-no answer from two (or one, or more than two) yes-or-no things coming into it.
We need one more "and"-gate here so that it will give the finished answer.