American Heritage Dictionary
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Century Dictionary
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WordNet
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She was intending to send it as a pleasing memorial to the Emperor in his distant encampment Just then she received the dreadful tidings that little Napoleon Charles had been taken sick with the croup, and, after the illness of but a few hours, had died.— Hortense Makers of History Series
It had not been croup, the doctor said, and Mrs Roy had alarmed herself without cause.— A Pair of Clogs
So in addition to other reasons for using the thin register may be added this, that habits of faulty intonation are surely fostered by the use of the thick voice Picture to yourself the short, thin, weak vocal bands of a child of six or seven years attached to cartilaginous walls so devoid of rigidity that in that dreaded disease of childhood-- croup-- they often collapse.— The Child-Voice in Singing treated from a physiological and a practical standpoint and especially adapted to schools and boy choirs
This croup is a cramp of the windpipe; the cramp is caused by an irritation of the nerves controlling it, which are already in a condition to be easily irritated.— Papers on Health

American Heritage Dictionary (2)
Century Dictionary (3)
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