Dictionary and Thesaurus

  Definition of Planetarium
  1. an apparatus or model for representing the solar systems
  2. an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
  3. a building housing an instrument for projecting the positions of the planets onto a domed ceiling
Hyponyms: orrery

 

 
  Search Dictionary

Search the meaning and definition of over one hundred thousand words!
 
 
  
  Random Word
sapphic means of female homosexuality; a meter used by Sappho and named after her; ... more
 
  Find words starting with:
   
A
B
C
   
D
E
F
   
G
H
I
   
J
K
L
   
M
N
O
   
P
Q
R
   
S
T
U
   
V
W
X
   
Y
Z
 
 
 
This page was created in 132.5 ms