1) Avitaminosis 2) Hypovitaminosis 
• (a.) Of or pertaining to rachitis; affected by rachitis; rickety.
To do with rickets, a disease caused by Vitamin D deficiency. ... (18 Nov 1997) ... 
(ra-kit´ik) pertaining to rickets.
Relating to rickets
To do with rickets, a disease caused by Vitamin D deficiency.
Ra·chit'ic (rȧ*kĭt'ĭk) adjective [ Confer French rachitique . See Rachitis .] (Medicine) Of or pertaining to rachitis; affected by rachitis; rickety. 
Type: Term Pronunciation: rā-kit′ik Definitions: 1. Relating to or suffering from rickets (rachitis). Synonyms: rickety
[adj] - of or relating to or resulting from rickets