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Multi-word Results
| absolute zero |
the lowest possible temperature for any known substance, equal to -273.15 degrees Celsius or -459.67 degrees Fahrenheit. |
| ground zero |
the land or water surface directly above or below the point at which a nuclear bomb explodes. |
| zero gravity |
the condition of apparent weightlessness, as of a body in orbit, when the apparent effect of gravity is zero. |
| zero hour |
the time at which a military attack or other operation is scheduled to begin. [2 definitions] |
| zero population growth |
a condition in a given population in which the number of live births equals the number of deaths, so that the population remains constant. |
| zero-base |
having each budget expenditure justified on a basis of cost or need without consideration for the expenditures of a previous budget. |
| zero-sum |
of or describing a situation, such as a competition, in which the sum of the gains equals the sum of the losses. |
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