n. [ Gr. &unr_;, &unr_;, fr. 'enne`a nine. ] The number nine or a group of nine. [ 1913 Webster ]

The Enneads, the title given to the works of the philosopher Plotinus, published by his pupil Porphyry; -- so called because each of the six books into which it is divided contains nine chapters. [ 1913 Webster ]

n. [ Gr. 'enne`a nine + gwni`a corner, angle: cf. ennéagone. ] (Geom.) A polygon or plane figure with nine sides and nine angles; a nonagon. [ 1913 Webster ]

a. (Geom.) Belonging to an enneagon; having nine angles. [ 1913 Webster ]

a. [ Gr. 'enne`a nine + &unr_; woman, female. ] (Bot.) Having or producing nine pistils or styles; -- said of a flower or plant. [ 1913 Webster ]

a. [ Gr. 'enne`a nine + &unr_; side. ] (Geom.) Having nine sides.

{ } n. (Geom.) A figure having nine sides; a nonagon. [ 1913 Webster ]

‖n. [ NL., fr. Gr. 'enne`a nine + 'anh`r, 'andro`s, man, male: cf. F. ennéandrie. ] (Bot.) A Linnæan class of plants having nine stamens.

{ } a. (Bot.) Having nine stamens. [ 1913 Webster ]

a. [ Gr. 'enne`a nine + E. petalous: cf. F. ennéapétale. ] (Bot.) Having nine petals, or flower leaves. [ 1913 Webster ]

a. [ Gr. 'enne`a + spe`rma seed. ] (Bot.) Having nine seeds; -- said of fruits.

{ } a. [ Gr. 'enne`a nine. ] Occurring once in every nine times, days, years, etc.; every ninth. [ 1913 Webster ]

Enneatical day, every ninth day of a disease. --
Enneatical year, every ninth year of a man's life. [ 1913 Webster ]