Englishfor English speakers
k
Noun
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The eleventh (11th) letter of the alphabet.
"k" comes after "j" and before "l"
fold
Verb
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If you fold something thin such as paper, you bend it so it touches itself.
A type of art where paper is folded to make different models is called origami.
She folded the letter and put it into the envelope to mail it.
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In poker, if you fold, you stop betting and withdraw.
After three people folded, there were only two people left in the game, betting against each other.
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If you fold on ingredient into another, you stir it gently and carefully with a folding action.
Fold the egg whites into the batter.
fold
Noun
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A fold is a bend or a crease.
There was a fold down the middle of the paper.
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A fold is a small place with a fence around it where people keep sheep.
After the sheep eat grass all day in the fields, they come home to the fold where it's safe for the night.
degenerate
Noun
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a person who loses all moral values
He became a degenerate after becoming a junkie and losing his moral values.
Those drug addicts and degenerates on the street corner should not be allowed near children.
degenerate
Verb
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Degenerate is to break down, to crumble, erode.
She was a junkie and her health degenerated day by day.
eigenvalue
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noun
(mathematics) any number such that a given square matrix minus that number times the identity matrix has a zero determinant