|
per·i·he·li·on
perihelion
|
|
- pronunciation:
- pe
rih
hi
li
n
- features:
- Word Combinations (noun), Word Parts
part of speech: |
noun |
inflections: |
perihelia |
definition: |
the point in the orbit of a planet or other body at which it comes closest to the sun. (Cf. aphelion.)
|
|
|
derivation: |
perihelial (adj.) |
|
|