Englishfor English speakers
disease
Noun
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If a person, animal, or plant is ill, it has a disease.
1.4 million children suffer from heart disease in Pakistan.
There are many different germs which cause diseases.
disease
Verb
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To cause unease; to annoy, irritate.
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To infect with a disease.
strain
Noun
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A tune, melody or song.
Alone she cuts and binds the grain,brAnd sings a melancholy strain. - William Wordsworth
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In biology, a particular species or type of animal or microbe.
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Extreme effort to do some work.
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Family or lineage.
strain
Verb
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You strain when it is difficult to do something and you must work hard to do it.
He strained to see his friend from so far away.
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To force something or apply a force.
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To remove one part of a mixture from another by filtering it.