pericenter

per·i·cen·ter

[per-uh-sen-ter]
noun Astronomy.
the point at which a heavenly body orbiting around a primary other than the earth or sun is closest to the primary.
Compare apocenter.


Origin:
1900–05; peri- + center

per·i·cen·tral, per·i·cen·tric, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To pericenter
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World English Dictionary
pericentre or (US) pericenter (ˈpɛrɪˌsɛntə) [Click for IPA pronunciation guide]
 
n
the point in an elliptical orbit that is nearest to the centre of mass of the system
 
pericenter or (US) pericenter
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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00:10
Pericenter is always a great word to know.
So is lollapalooza. Does it mean:
a chattering or flighty, light-headed person.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
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