Thesaurus / omphalos
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

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Among the former is the famous Omphalos or Navel-stone, on which Apollo is often represented as sitting.
GREECEJ.A. MCCLYMONT
Delphi also contained the “Omphalos,” a sacred stone bound with fillets, supposed to mark the centre of the earth.
On the right, the god is seated on the omphalos, holding up his right hand.
Omphalos, om′fal-us, n. the navel: a raised central point: a boss.
From which omphalos or hub of the universe he will direct his shining team even to the far Hesperides of Richmond or of Windsor.
PAGAN PAPERSKENNETH GRAHAME

WORDS RELATED TO OMPHALOS

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.