leucosphere

English

Etymology

From leuco- +‎ -sphere.

Noun

leucosphere (plural not attested)

1. (astronomy, obsolete, rare) The inner corona.

Usage notes

The name was proposed in the 1880s, but never gained popularity in astronomy. There seems to be no common word for it, though "inner solar corona" is quite widespread.

References

• “leucosphere”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.