Word.ws English Dictionary

perihermion

perihermion noun: periapsis around Mercury.

Noun

perihermion

  1. Periapsis around Mercury.
    • The MMO will be in an elliptic orbit around Mercury with the perihermion of 600 km and the aphermion of 11624 km.2012 October, M Kobayashi, H Shibata, K Nogami, M Fujii, T Miyachi, H Ohashi, S Sasaki, T Iwai, M Hattori, H Kimura, T Hirai, S Takechi, H Yano, S Hasegawa, R Srama & E Gru:n, “Mercury dust monitor...

Origin of perihermion

From peri- + hermeo- + -ion.

Questions about perihermion

What does perihermion mean?
Perihermion means periapsis around Mercury.
What part of speech is perihermion?
Perihermion is a noun.

Words near perihermion in the dictionary

  1. perihemotoma
  2. perihemotomal
  3. perihepatic
  4. perihepatitis
  5. periherm
  6. perihermion
  7. periherms
  8. perihilar
  9. perihinal
  10. perihippocampal
  11. perihydro

Source and license

Adapted from Wiktionary: perihermion (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “perihermion.” Word.ws, https://word.ws/perihermion. Based on Wiktionary, CC BY-SA 4.0.