synteretic
1Synteretic — Syn te*ret ic, a. [Gr. ?.] (Med.) Preserving health; prophylactic. [Obs.] [1913 Webster] …
2synteretic — a. (Med.) Prophylactic …
3synteretic — …
4prophylactic — I. a. (Med.) Preventive, preservative, synteretic. II. n. (Med.) Preventive, preservative …