line of apsides
noun Astronomy.
the major axis of an elliptical orbit.
Words nearby line of apsides
line islands, line item, line management, line mark, line noise, line of apsides, line of battle, line of credit, line of demarcation, line of fire, line of fire, in the
Also called apse line.
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020