your diaphragm, which is a muscle above your abdomen/stomach. it flexes in a spasm and makes the air it flexed go up through your throat, which is probably the air getting caught in your throat and coming out that makes the noise.
It's one of those words like bang or swoosh that are based on the sound they are describing. When people hiccup, it sounds pretty close to "hiccup".
Hiccup
It pretty much sounds like a human hiccup.
The diaphram.
Hic (from hiccup)
The sound of a hiccup is caused by the sudden closure of the vocal cords in the larynx (voice box). This closure occurs as a reflex response to the involuntary contraction of the diaphragm muscle.
yes
the first of Jan 2010
"Hiccup" is a synonym for singultus, both referring to involuntary spasms of the diaphragm followed by a sudden closure of the vocal cords, resulting in a distinctive sound.
No, the word hiccuped is the past tense of the verb to hiccup. The noun form is a hiccup.
· hiccup · hiss · howl · hum · heartbeat
No, the word "lipstick" is not an onomatopoeia. An onomatopoeia is a word that imitates the sound it represents, like "buzz" or "hiccup."