nonagesimal

English

Noun

nonagesimal (plural nonagesimals)

1. (astronomy) The middle to highest point of a part of an ecliptic that is above the horizon at any period of time.

Adjective

nonagesimal (not comparable)

1. Of or relating to the ninetieth degree or to a nonagesimal.

References

• "nonagesimal": Collins English Dictionary - Complete & Unabridged 10th Edition. Article.