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zero |
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zero /ze·ro/ (zēr´o) 1. the absence of all quantity or magnitude; naught. 2. the point on a thermometer scale at which the graduation begins; the ice point on the Celsius scale and 32° below the ice point on the Fahrenheit. absolute zero the lowest possible temperature, designated as 0 on the Kelvin or Rankine scale; the equivalent of −273.15°C or −459.67°F.
zero [zir′ō] Etymology: Ar, sifr, cipher 1 nothing. 2 the point on most scales from which measurements begin. 3 absolute zero (0° K) on the Kelvin scale, the temperature at which there is no molecular movement, corresponding to -273.15° C or -459.67° F. zero, n 1. a symbol for nothing or for the starting point. 2. the point on most scales from which measurements begin. 3. absolute zero, the temperature at which there is no molecular movement, corresponding to 273.15 on the Kelvin scale. zero the point on a thermometer scale from which the graduations begin. The zero of the Celsius (centigrade) scale is the ice point; on the Fahrenheit scale it is 32° below the ice point. absolute zero the lowest possible temperature, designated 0 on the Kelvin or Rankine scale, the equivalent of −273.15° C or −459.67° F. zero Physics Null, naught, nada. See Audiometric zero Vox populi A popular term for a person with no personality and/or life. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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