Englishfor English speakers
bypass
Noun
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A bypass is a way to get around something, often used in medicine.
He will need a heart bypass to survive.
bypass
Verb
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To bypass is to go around an object in order to avoid it.
The road was closed so we needed to bypass it with a side street.
duct
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noun
(= canal, channel)
a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance
the tear duct was obstructed
the alimentary canal
poison is released through a channel in the snake's fangs
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noun
an enclosed conduit for a fluid
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noun
a continuous tube formed by a row of elongated cells lacking intervening end walls