Definition of "unalimentary"

Indolence and unalimentary food are the parents of this disease; but to neither are Indians accustomed.

1789, The Critical Review, Or, Annals of Literature, volume 68, page 341

Earths are perhaps, not altogether unalimentary. The luxurious Capuans paid a considerable tribute to the Neapolitans, for an earth called Leucogaeum which they considered necessary for the preparation of a favourite dish […]

1820, Hans Busk, The Dessert, a Poem: To which is Added the Tea, page 92