Definition of cometarium in English:

cometarium

noun ˌkɒmɪˈtɛːrɪəm

Astronomy historical

A mechanical device for demonstrating the appearance and motion of a comet moving in an elliptical orbit.

Origin

Mid 18th century; earliest use found in Benjamin Martin (bap. 1705, d. 1782), lecturer on science and maker of scientific instruments. From comet + -arium, after planetarium.

Definition of cometarium in US English:

cometarium

nounˌkɒmɪˈtɛːrɪəm

Astronomy historical

A mechanical device for demonstrating the appearance and motion of a comet moving in an elliptical orbit.

Origin

Mid 18th century; earliest use found in Benjamin Martin (bap. 1705, d. 1782), lecturer on science and maker of scientific instruments. From comet + -arium, after planetarium.

单词	cometarium
释义	Definition of cometarium in English: cometarium noun ˌkɒmɪˈtɛːrɪəm Astronomy historical A mechanical device for demonstrating the appearance and motion of a comet moving in an elliptical orbit. Origin Mid 18th century; earliest use found in Benjamin Martin (bap. 1705, d. 1782), lecturer on science and maker of scientific instruments. From comet + -arium, after planetarium. Definition of cometarium in US English: cometarium nounˌkɒmɪˈtɛːrɪəm Astronomy historical A mechanical device for demonstrating the appearance and motion of a comet moving in an elliptical orbit. Origin Mid 18th century; earliest use found in Benjamin Martin (bap. 1705, d. 1782), lecturer on science and maker of scientific instruments. From comet + -arium, after planetarium.
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