PLANETARIUM
\plˌanɪtˈe͡əɹi͡əm], \plˌanɪtˈeəɹiəm], \p_l_ˌa_n_ɪ_t_ˈeə_ɹ_iə_m]\
Definitions of PLANETARIUM
- 2006 - WordNet 3.0
- 2011 - English Dictionary Database
- 1899 - The american dictionary of the english language.
Sort: Oldest first
-
an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
By Princeton University
Word of the day
dust storm
- a windstorm that lifts up clouds of dust or sand a windstorm that lifts up clouds dust or sand; "it was the kind of duster not experienced in years"