Lexic.us

Definition of Achromasia

1. Noun. Unnatural lack of color in the skin (as from bruising or sickness or emotional distress).

Definition of Achromasia

1. Noun. Absence of normal skin pigmentation (from bruising, stress or disease); pallor or achromia ¹

2. Noun. The inability of a cell or tissue to be stained ¹

¹ Source: wiktionary.com

Medical Definition of Achromasia

1. 1. Pallor associated with hippocratic facies, emaciation, and weakness, often heralding a moribund state. Synonym: cachectic pallor, achromia. Origin: G. Achromos, colourless (05 Mar 2000)

Lexicographical Neighbors of Achromasia

Literary usage of Achromasia

Below you will find example usage of this term as found in modern and/or classical literature:

1. An Introduction to Psychology by Mary Whiton Calkins, ( (1914)
"There are two forms of achromasia, or total colorblindness: ... in the second form of achromasia, very likely due to cerebral defects, the fovea is not ..."

2. A First Book in Psychology by Mary Whiton Calkins (1912)
"There are two forms of achromasia, or total colorblindness: in one, probably retinal in origin, the fovea is totally blind, and there are accompanying ..."

3. Pathology and treatment of diseases of the skin: For Practitioners and Students by Moriz Kaposi (1895)
"In the acquired achromasia described above, the absorption of the pigment likewise starts from a ... The same may be said of the achromasia remaining after ..."

4. The Practitioner by Gale Group, ProQuest Information and Learning Company (1908)
"They are an example of excess of pigment in the skin, a condition known as hyperchromasia, in contradistinction to achromasia, ..."

5. A German-English dictionary of terms used in medicine and the allied sciences by Hugo Lang, Bertram Abrahams (1905)
"... dispersion of colours Farb-los, a. colourless, achromatic Farb-losigkeit, /. absence of colour, achromasia Farb-losung, /. staining solution Farb-zelle, ..."

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