The Collaborative International Dictionary of English v.0.48:
Sanitarian \San`i*ta"ri*an\, a. Of or pertaining to health, or the laws of health; sanitary. [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Sanitarian \San`i*ta"ri*an\, n. An advocate of sanitary measures; one especially interested or versed in sanitary measures. [1913 Webster]