Englishfor English speakers
medium
Adjective
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A medium amount is an amount that is not small and not large, but in the middle.
Would you like a small, medium or large drink?
medium
Noun
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A medium is stuff that something moves through.
Light can go through different media: air, water, glass.
Sound waves slow down when they go through this kind of medium.
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A medium is a person who hears ideas that come from people who are dead.
We all closed our eyes, and the medium said "I hear your father speaking."
I don't believe those mediums can really hear anything.
lethal
Adjective
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If something is lethal it might kill you; it causes death.
Cobra's poison is lethal.
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If something was lethal it killed someone or something.
The bite was lethal in only a few hours.
dose
Noun
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A dose is a measured amount of medicine that is taken at one time.
Eat a dose of one spoonful of this cough medicine after every meal.