An Etymological Dictionary of Astronomy and Astrophysics

A narrow, elongated structure of absorbing matter seen running over extended emission objects such as nebulae and galaxies.

Etymology (EN): → dust; lane, from O.E. lane, lanu “narrow hedged-in road,” cf. Du. laan “lane,” O.N. lön “row of houses,” of unknown origin.

Etymology (PE): Bâriké “a narrow thing,” from bârik “narrow,” from Mid.Pers. bārīk “narrow,” Av. bāra-, as in tiži.bāra- “sharp-edged,” from brāy- “to cut,” Mod.Pers. bor-, boridan “to cut;” qobâr→ dust.