planetarium
nounHow to pronounce planetarium:
Definition of planetarium:
- planetarium (noun):
- a model or representation of the solar system
- an apparatus or model for representing the solar systems.
Synonyms for planetarium:
model
orrery
Here are some other common 5-syllable words.
- physiologic
- physicology
- photographical
- photobiotic
- philosophical
- phenylalanine
- pharmacology
- persuadable
- pericarditis
- percussionist
- perambulating
- peniaphobia
- pauciloquent
- pathological
- paronychia
- parmigiano
- parmigiana
- parallelograms
- pantagruelian
- paniagua
- overprocessing
- overengineer
- overemphasized
- osteostracan
- osteostixis
- osteorrhaphy
- osteography
- oscillatory
- orthophoria
- orthopedia
- ornithology
- organization
- orchidotomies
- oratorial
- opportunism
- opiniatre
- ophthalmology
- operational
- operatable
- opacarophile
- oophorectomy
- onychoptosis
- onychophagy
- oligopoly
- oligophrenic
- officializing
- observatory
- obnubilation
- obituary
- nutritiousness
- … more
Syllable Fun Fact
The study of syllables and their roles in pronunciation and rhythm is called syllabology.
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