Singultus: A rarely used medical word for an ordinary hiccup. A hiccough is an extraordinary type of breathing movement involving a sudden intake of air (inspiration) due to an involuntary contraction of the diaphragm accompanied by closure of the vocal apparatus (glottis) of the larynx. A hiccough is also called a hiccup. The abrupt inspiration is... Found on http://www.medterms.com/script/main/art.asp?articlekey=8895
singultus The state of having reflex spasms of the diaphragm accompanied by a rapid closure of the glottis producing an audible sound; sometimes a symptom of indigestion. A hiccough is an extraordinary type of breathing movement involving a sudden intake of air (inspiration) due to an involuntary contraction of the diaphragm accompanied by closure... Found on http://www.wordinfo.info/words/index/info/view_unit/2908/