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null
(redirected from nulling)

   Also found in: Dictionary/thesaurus, Legal, Encyclopedia, Wikipedia 0.01 sec.
null (nul)
1. insignificant; having no consequence or value.
2. absent or nonexistent.
3. zero; nothing.

null
an absence of information, as contrasted with zero or blank or nil, about a value.

null cell
called also null lymphocyte; see null cell.
null hypothesis
a statistical hypothesis which states that one variable has no association with another variable, or set of variables. That is, the observed results can be explained by chance alone.
null lymphocyte
see null cell.


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To examine the dust disk encircling a young star 330 light-years away, scientists at the University of Arizona in Tucson used an emerging technique called nulling interferometry to block out the star's light.
The TRW-developed fast digital switching and nulling antennas of Milstar Flights 4 through 6 will permit U.
The Flight 5 nulling antennas were delivered earlier this year.
 
 
 
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