Englishfor English speakers
singular
Adjective
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If a noun is singular in English grammar, it usually refers to only one thing.
If I say, "one cat", that's singular, but if I say, "a lot of cats", that's plural.
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If something is singular, then it is unique.
The singular appearance of the man caught his attention.
plane
Noun
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A plane is a surface that goes out in all directions indefinitely.
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A plane is a level of existence.
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A plane is a tool for smoothing wood.
plane
Verb
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If you plane, you glide or soar.
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If you plane a piece of wood, you smooth it with a plane.