See Also: cetylpyridinium(medicine)
cetylpyridinium chloride(medicine)

spirometer (iou) and cetylpyridinium (medicine)


spirometer (iou)



spirometer noun. M19.
[from Latin spirare breathe + -OMETER.]
Medicine. An instrument for measuring the volume of inhaled or exhaled air. Also called pulmometer.
spiro'metric,
spiro'metrical adjectives pertaining to (the use of) a spirometer L19.
spi'rometry noun measurement of lung-capacity with a spirometer M19.

cetylpyridinium (medicine)


cetylpyridinium
<chemical> Cationic bactericidal surfactant used as a topical antiseptic for skin, wounds, mucous membranes, instruments, etc.; and also as a component in mouthwash and lozenges.

Pharmacological action: anti-infective agents, local, detergents.

Chemical name: Pyridinium, 1-hexadecyl-