| thomsonian | <medicine> Of or pertaining to Thomsonianism. A believer in Thomsonianism; one who practices Thomsonianism. Source: Websters Dictionary (01 Mar 1998) |
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| thomsonianism | <medicine> An empirical system which assumes that the human body is composed of four elements, earth, air, fire, and water, and that vegetable medicines alone should be used; from the founder, Dr. Samuel Thomson, of Massachusetts. Source: Websters Dictionary (01 Mar 1998) |