the average interval between consecutive passages of the earth through the perihelion, equivalent to 365.26 days.
Origin of anomalistic year
First recorded in 1870–75
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British Dictionary definitions for anomalistic year
the interval between two successive passages of the earth through perihelion; 365.25964 mean solar days
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012