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“ii”
One of two groups that stars and other celestial bodies can be divided into: Population II stars are typically old. They are metal-deficient, are found in the center of the galaxy, and also follow highly elliptical orbits that take them far from the galactic disk.
Typical Population II members are long-period variable stars, globular clusters, and type II cepheid variables.
This entry is located in the following unit:
Astronomy and related astronomical terms
(page 20)
Roget's II The New Thesaurus
By the editors of The American Heritage Dictionary; Houghton Mifflin Company; Boston, Massachusetts; 1980.
This entry is located in the following unit:
Sources of Information; Words in Action
(page 1)