402 INDEX AND GLOSSARY. 



Acetic acid, 67. 



Acetate of potass, 75. 



Achyla, 136. -Microscopic plants, either Algae or fungi, 

 found parasitically on the bodies of dead flies in water, also 

 on fish, etc. 



Achorion Schcenleinii, 329. A microscopic vegetation oc- 

 curring infavus (a skin disease). 



Achromatic (Gr. a, and chroma, color). Without chromatic 

 aberration. 



Achromatic object-glasses, 25. 

 44 condenser, 33. 



Acinetse, 162 (Gr. akinete, fixed). Infusorial animals, for- 

 merly supposed to be intermediate stages in the development 

 of Vorticellae. 



Accessories, microscopic, 32. 



Actinia, 165 (Gr. aktin, a sun ray), Sea anemones, or Ac- 

 tinoid polyps. Formerly called animal flowers. 



Acids, tests for, 109. 



Adenoma, 272, 287 (Gr. aden, a gland). A glandular tu- 

 mor. 



Adenoid Tissue, 194. Glandular tissue. 



Adulteration of food, 323. 



Adjustment, 51. 



JEcidium, 363 (Gr. wheel-like]. Minute parasitic fungi 

 (Order, Coniomycetes or Uredoideae), like little cups with red- 

 dish or brownish spores when mature. Earlier they are mi- 

 nute spots on the plants they infest. Known as " blight," 

 44 brand," etc. 



^Etiology, 321 (Gr. treatise on causes'). The doctrine of 

 the causes of disease. 



JEroscope, 321. 



Agriculture, microscope in, 18. 



Air-pump, 79. 



Albuminous infiltration, 244. 

 44 compounds, 184. 



Albuminuria, 303. 



Alcohol, 68, 108, 252. 



44 and acetic acid, 68. 

 44 and soda, 68. 



