Englishfor English speakers
stiffness
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noun
the physical property of being inflexible and hard to bend
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noun
the property of moving with pain or difficulty
he awoke with a painful stiffness in his neck
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noun
firm resoluteness in purpose or opinion or action
a charming host without any touch of stiffness or pomposity
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noun
(= awkwardness)
the inelegance of someone stiff and unrelaxed (as by embarrassment)
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noun
(= severity, harshness, rigor, rigour)
excessive sternness
severity of character
the harshness of his punishment was inhuman
the rigors of boot camp
tensor
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noun
any of several muscles that cause an attached structure to become tense or firm
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noun
a generalization of the concept of a vector