orrery

orrery Definition

or·rery (ôr′ər ē)

noun pl. -·rer·ies

a mechanical apparatus which illustrates with balls of various sizes the relative motions and positions of the earth, moon, sun, etc.

Etymology: after Charles Boyle, Earl of Orrery (1676-1731), for whom one was made

orrery Usage Examples

Converse of object

use: Why not use the electric orrery to see how Venus remains a morning object over the next few months.
call: For an interactive model ( called an orrery ) look at the Solar System Live.

Adjective modifier

electric: Why not use the electric orrery to see how Venus remains a morning object over the next few months.
interactive: The Solar System Live includes an interactive orrery of the Solar System, which might be what you are looking for.

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