Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Previous word: orra
Next word: orrhology
Definition of: orrery
(ôr′ə·rē, or′-) noun plural ·ries
A mechanical apparatus for exhibiting the relative motions and positions of the members of the solar system; a cosmoscope. [after the fourth Earl of Orrery, Charles Boyle, 1676–1731, English statesman for whom an early copy of the machine was made]
Comment about this word, ask questions, or add new information about this topic: