a. Bot. [f. mod.L. anōna the pine-apple (cf. ANANAS) + -ACEOUS.] Of or pertaining to the pine-apple, and the N.O. Anonaceæ, to which it belongs.
1852. T. Ross, trans. Humboldts Trav., I. vi. 213. Among anonaceous plants.
1863. H. Bates, Nat. on Amazons, vii. (1864), 188. Fruit-trees; some, belonging to the Anonaceous order, yielding delicious fruits large as a childs head, and full of custardy pulp.