apastron

The point of greatest separation of two stars, as in a binary star orbit.
Found on http://www.encyclo.co.uk/local/20040

Apastron

ApĀ·as'tron noun [ Greek ... from + ... star.] (Astron.) That point in the orbit of a double star where the smaller star is farthest from its primary.
Found on http://www.encyclo.co.uk/webster/A/100

apastron

<astronomy> That point in the orbit of a double star where the smaller star is farthest from its primary. ... Origin: Gr. From + star. ... Source: Websters Dictionary ... (01 Mar 1998) ...
Found on http://www.encyclo.co.uk/local/20973

Apastron

• (n.) That point in the orbit of a double star where the smaller star is farthest from its primary.
Found on http://thinkexist.com/dictionary/meaning/apastron/

apastron

The point in any orbit around a star that is furthest from the star. It usually refers to a companion's orbit about the primary in a binary star system. The converse of periastron.
Found on http://www.daviddarling.info/encyclopedia/A/apastron.html

apastron

apastron (upăs'trun) : see apsis.
Found on http://www.infoplease.com/ce6/sci/A0910331.html

Apastron

The point of greatest separation of two stars, such as in a binary star system.
Found on http://www.seasky.org/astronomy/astronomy-glossary.html

Apastron

When two stars that orbit each other are as far away from each other as they can get.
Found on http://www.kidsastronomy.com/dictionary.htm
No exact match found