a. Obs. rare. [f. L. subditītius (-īcius), f. subdit-, pa. ppl. stem of subdĕre (see prec.).]
1. Placed underneath; used as a suppository.
1657. Tomlinson, Renous Disp., 182. These subdititious medicaments conduce much to the execution of small wormes. Ibid., 672. Laurel-berries expressed into a subdititious vessel.
2. Surreptitiously or fraudulently substituted, suppositious.
[1625: implied in Subdititiously below.]
1656. Blount, Glossogr., Subdititious, that is not properly ones whose it is feigned to be, that is put or laid in the place or room of another.
1668. Wilkins, Real Char., II. i. 31. Stead, as substitute, subdititious, serve for, succedaneous, Deputy, Surrogate, Vicar, Delegate [etc.].
Hence † Subdititiously adv., by surreptitious substitution.
1625. Purchas, Pilgrims, II. 1375. That the Vizier determined to place subdit[it]iously in the roome of the Prince his owne Sonne.