PLANETARIUM (planetaria)

Pronunciation (US):

(GB):

IPA (US):

Irregular inflected form: planetaria   

 Dictionary entry overview: What does planetarium mean? 

• PLANETARIUM (noun)
  The noun PLANETARIUM has 3 senses:

1. a building housing an instrument for projecting the positions of the planets onto a domed ceiling

2. an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome

3. an apparatus or model for representing the solar systems

  Familiarity information: PLANETARIUM used as a noun is uncommon.

 Dictionary entry details 

• PLANETARIUM (noun)

Sense 1

Meaning:

A building housing an instrument for projecting the positions of the planets onto a domed ceiling

Classified under:

Nouns denoting man-made objects

Hypernyms ("planetarium" is a kind of...):

building; edifice (a structure that has a roof and walls and stands more or less permanently in one place)

Meronyms (parts of "planetarium"):

planetarium (an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome)

Sense 2

Meaning:

An optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome

Classified under:

Nouns denoting man-made objects

Hypernyms ("planetarium" is a kind of...):

optical device (a device for producing or controlling light)

Holonyms ("planetarium" is a part of...):

planetarium (a building housing an instrument for projecting the positions of the planets onto a domed ceiling)

Sense 3

Meaning:

An apparatus or model for representing the solar systems

Classified under:

Nouns denoting man-made objects

Hypernyms ("planetarium" is a kind of...):

model; simulation (representation of something (sometimes on a smaller scale))

Hyponyms (each of the following is a kind of "planetarium"):

orrery (planetarium consisting of an apparatus that illustrates the relative positions and motions of bodies in the solar system by rotation and revolution of balls moved by wheelwork; sometimes incorporated in a clock)