Rachitis
Rachitis (rȧ*kī"tis) , noun
[New Latin, from Greek "rachi^tis (sc. nosos), from "ra`chis, -ios, the spine.]
1.
(Medicine) Literally, inflammation of the spine, but commonly applied to the rickets. See Rickets.
2.
(Botany) A disease which produces abortion in the fruit or seeds. — Henslow