Phantom
2 Something existing in perception only: "
1
|
"phantom"
was first used in popular English literature: sometime before 1120. (references) |
|
Etymology: Phantom \Phan"tom\,
noun. [Old English fantome, fantosme,
fantesme, Old French fant[^o]me, from Latin phantasma, Greek, show. See Fancy, and compare to Pha["e]ton,
Phantasm, Phase.]. (references) |
|
Domain |
Definition |
Dream Interpretation
|
To dream that a phantom
pursues you, foretells strange and disquieting experiences. |
Medicine
|
Visual hallucination or
illusion. Source: European Union. (references) |
|
|
Used to absorb and/or scatter
radiation equivalently to a patient, and hence to estimate radiation doses
and test imaging systems without actually exposing a patient. It may be an
anthropomorphic or a physical test object. Source:
European Union. (references) |
|
|
A volume of material behaving
in essentially the same manner as tissue of the same dimensions, with respect
to absorption and scattering of the radiation in question. Source: European Union. (references) |
Post & Telecom
|
Radar indicator signal, the
origin of which cannot readily be determined. Source:
European Union. (references) |
Transportation
|
An erroneous indication given
by a signal providing an interference light. Source: European Union. (references) |
|
Source:
compiled by the
editor from various references; see credits. |
|
From Phantom