Reference Terms
from Wikipedia, the free encyclopedia


A hiccup or hiccough is an involuntary spasm of the diaphragm; typically this repeats several times a minute.

The sudden rush of air into the lungs causes the glottis to close, creating the "hic" noise.

Note:   The above text is excerpted from the Wikipedia article "Hiccup", which has been released under the GNU Free Documentation License.
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February 12, 2016

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updated 12:56 pm ET