zero
To view the entire topic, please log in or purchase a subscription.
Taber’s Cyclopedic Medical Dictionary 24th Edition Online + App from F.A. Davis and Unbound Medicine. Find 75,000 medical and nursing definitions. Download to iPhone, iPad, and Android. Explore these free sample topics:
-- The first section of this topic is shown below --
(zēr′ō)

[It. zero, ult. fr. Arabic sifr, empty, zero, cipher]
ABBR: z SYMB: 0
1. A number that is neither positive nor negative; a number that has no value; nothing.
2. The point from which the graduation figures of a scale commence.
On the Celsius scale, e.g., zero (0°) is the temperature of melting ice.
SEE: thermometer
-- To view the remaining sections of this topic, please log in or purchase a subscription --
(zēr′ō)

[It. zero, ult. fr. Arabic sifr, empty, zero, cipher]
ABBR: z SYMB: 0
1. A number that is neither positive nor negative; a number that has no value; nothing.
2. The point from which the graduation figures of a scale commence.
On the Celsius scale, e.g., zero (0°) is the temperature of melting ice.
SEE: thermometer
There's more to see -- the rest of this entry is available only to subscribers.