Pronunciation: stig'ma, -ma-ta
- Visible evidence of a disease.
- Any spot or blemish on the skin.
- A bleeding spot on the skin, which is considered a manifestation of conversion hysteria.
- The orange-pigmented eyespot of certain chlorophyll-bearing protozoa (Euglena viridis); filters light by absorbing certain wavelengths.
- A mark of shame or discredit.
Synonym(s): follicular stigma
[G. a mark. fr. stizo, to prick]
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Examples: glitazone, GI cocktail, etc.