A hypothetical or rare plural form referring to multiple instances of aphelion or theoretical use in specialized astronomical contexts.
Latin plural formation from 'aphelilion' or variant of 'aphelion,' used in technical astronomical discourse. Very uncommon in modern usage.
This word is so obscure that even astronomers rarely use it—most just say 'aphelions' instead, making 'aphelili' one of those ghost words that exists in dictionaries but almost nowhere else.
Complete word intelligence in one call. Free tier — 50 lookups/day.