Fr.: image fantôme
A faint false image caused by reflection that is sometimes seen in an optical system. In spectroscopy, a false image of a spectral line formed by irregularities in the ruling of diffraction gratings.
Ghost, from O.E. gast "soul, spirit, breath," from P.Gmc. *ghoizdoz (cf. M.Du. gheest, Ger. Geist "spirit, ghost"), from PIE base *ghois- "to be excited, frightened;" cf. Av. zaēša- "horrible, frightful," zôiždišta- "the most loathsome;" Mid./Mod.Pers. zešt "ugly, disgusting;" Goth. usgaisjan "to be afraid;" O.E. gæstan "to frighten."
Parhib "ghost," Pers. word of Xorâsâni dialect.
Ghost Head Nebula
miq-e sar-e parhib
Fr.: Nébuleuse de la Tête de Fantôme
A star forming region in the → Large Magellanic Cloud, a satellite of our Galaxy, as pictured by the → Hubble Space Telescope. It spans about 50 light-years and contains several young, → massive stars.
parhib-e Lyman (#)
Fr.: image fantôme de Lyman
In spectroscopy, a false image of a spectral line formed by irregularities in the ruling of diffraction gratings.
Fr.: fantôme de Mirach
Same as → NGC 404.