Desirous, a.
Etymology: [F. désireux, OF. desiros, fr. desir. See Desire, n.]
Feeling desire; eagerly wishing; solicitous; eager to obtain; covetous. Jesus knew that they were desirous to ask him. John xvi. 19. Be not desirous of his dainties. Prov. xxiii. 3.
Shades of meaning
Fernald has no entry of its own for desirous; he lists it under eager.
He lists it without comment; the entries above explain its neighbors.