A reflex contraction of the back of the throat, evoked by touching the soft palate.

(medicine) An involuntary contraction of the abdominal wall with stimulus of the covering epidermis.

(medicine) A fluctuation in heart rhythm, associated with mechanical stimulus of the abdominal organs.

A type of loudspeaker enclosure that uses the sound from the rear side of the diaphragm to increase the efficiency of the system at low frequencies, as compared to a typical closed-box loudspeaker or an infinite baffle mounting.

A camera that permits the photographer to view the exact image that will be captured, unlike earlier viewfinder cameras.

plural of reflex angle

(geometry) An angle greater than 180 degrees but less than 360 degrees.

A physiological nervous system response to increased intracranial pressure that results in the triad of increased blood pressure, irregular breathing, and a reduction of the heart rate.

Alternative form of nonreflexive

Alternative form of unkenreflex