hyperchromaticadj.

/hʌɪpəkrəʊˈmatɪk/

Etymology: < hyper- prefix 2b + chromatic adj. (in sense 2, chromat- (in chromatin n.) + -ic suffix).

1. Medicine.

a. Of the skin: excessively pigmented.

ΚΠ

1894 G. M. Gould Illustr. Dict. Med. 589/2.

b. = hyperchromic adj. 1.

ΘΚΠ

the world > health and disease > ill health > a disease > disorders of internal organs > disorders of blood > [adjective] > disorders of red cells

megaloblastic1900

haemolysed1916

sickled1923

hyperchromic1924

hypochromic1924

hyperchromatic1929

hypochromatic1929

macrocytic1930

spherocytic1937

1929 R. B. H. Gradwohl tr. V. Schilling Blood Pict. ii. 113 Single or many large hyperchromatic cells (megalocytes, occasional megaloblasts).

1966 J. W. Linman Princ. Hematol. iii. 60 Large or excessively thick cells that stain more darkly than normal are described as being hyperchromatic or as displaying hyperchromasia.

2. Cytology. Of a cell or nucleus: having an abnormally large amount of chromatin.

ΘΚΠ

the world > life > biology > biological processes > genetic activity > genetic components > [adjective] > state of chromatin

hyperchromatic1896

heterochromatic1936

1896 E. B. Wilson Cell ii. 68 In many cancer-cells many of the nuclei are especially rich in chromatin (hyperchromatic cells).

1930 Med. Jrnl. Austral. 22 Feb. 244/1 Highly differentiated, hyperchromatic sarcoma cells.

1966 G. P. Wright & W. S. Symmers Systemic Pathol. II. xxxii. 1128/1 Not infrequently the nucleus of the tumour cells varies considerably in size; it may be large and hyperchromatic..or it may appear as a small, irregular, pyknotic structure.

This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2021).

单词	hyperchromatic
释义	hyperchromaticadj. /hʌɪpəkrəʊˈmatɪk/ Etymology: < hyper- prefix 2b + chromatic adj. (in sense 2, chromat- (in chromatin n.) + -ic suffix). 1. Medicine. a. Of the skin: excessively pigmented. ΚΠ 1894 G. M. Gould Illustr. Dict. Med. 589/2. b. = hyperchromic adj. 1. ΘΚΠ the world > health and disease > ill health > a disease > disorders of internal organs > disorders of blood > [adjective] > disorders of red cells megaloblastic1900 haemolysed1916 sickled1923 hyperchromic1924 hypochromic1924 hyperchromatic1929 hypochromatic1929 macrocytic1930 spherocytic1937 1929 R. B. H. Gradwohl tr. V. Schilling Blood Pict. ii. 113 Single or many large hyperchromatic cells (megalocytes, occasional megaloblasts). 1966 J. W. Linman Princ. Hematol. iii. 60 Large or excessively thick cells that stain more darkly than normal are described as being hyperchromatic or as displaying hyperchromasia. 2. Cytology. Of a cell or nucleus: having an abnormally large amount of chromatin. ΘΚΠ the world > life > biology > biological processes > genetic activity > genetic components > [adjective] > state of chromatin hyperchromatic1896 heterochromatic1936 1896 E. B. Wilson Cell ii. 68 In many cancer-cells many of the nuclei are especially rich in chromatin (hyperchromatic cells). 1930 Med. Jrnl. Austral. 22 Feb. 244/1 Highly differentiated, hyperchromatic sarcoma cells. 1966 G. P. Wright & W. S. Symmers Systemic Pathol. II. xxxii. 1128/1 Not infrequently the nucleus of the tumour cells varies considerably in size; it may be large and hyperchromatic..or it may appear as a small, irregular, pyknotic structure. This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2021). < adj.1894
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