Englishfor English speakers
drop
Noun
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A drop is a very small amount of a liquid.
A drop of water weighs 0.1 grams.
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A drop is the fall of something.
There was a drop in the prices last week.
drop
Verb
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To fall, or to let something fall.
He dropped from the roof when he was running.
directory
Noun
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A directory is a book or list of names, usually in alphabetical order with telephone numbers or addresses.
He checked he number in the directory.