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Periherm vs Periderm - What's the difference?

periherm | periderm |

As nouns the difference between periherm and periderm

is that periherm is (astronomy) in an orbit around the planet mercury, the point that is closest to mercury while periderm is (botany) the outer layer of plant tissue; the outer bark.

periherm

English

Noun

(en noun)
  • (astronomy) In an orbit around the planet Mercury, the point that is closest to Mercury.
  • Antonyms

    * (a point in an orbit around the planet Mercury) apoherm

    References

    *BepiColombo Mission

    See also

    * periapsis * perihelion * perigee

    periderm

    English

    Noun

    (en noun)
  • (botany) The outer layer of plant tissue; the outer bark.
  • (zoology) The perisarc; the hard outer layer of hydroids and other marine animals.
  • References

    *