psorospermn.

Brit.

/ˈsɔːrə(ʊ)ˌspəːm/, U.S.

/ˈsɔroʊˌspərm/,

/ˈsɔrəˌspərm/

Origin: A borrowing from German. Etymon: German Psorosperm.

Etymology: < German Psorosperm (J. Müller, 1841 in Archiv f. Anat., Physiol. u. wissensch. Med. 487 as Psorospermien , plural) < ancient Greek ψώρα psora n. + σπέρμα seed (see sperm n.). Compare post-classical Latin psorospermium (1866 or earlier, later adopted in scientific Latin as genus name Psorospermium (1878)).

Biology and Medicine. Now historical.

Any of various unicellular parasites found in an encysted stage in the tissues of a host; (also) any of the organisms which form such cysts, now variously identified as sporozoans (esp. coccidia and gregarines), microsporidians, and myxosporidians.

ΘΚΠ

the world > animals > invertebrates > protozoa > class Sporozoa > subclass Teleosporidia > [noun] > member of Psorospermiae

psorosperm1866

1866 T. S. Cobbold Tapeworms 8 The human psorosperm.

1880 tr. H. W. von Ziemssen et al. Cycl. Pract. Med. IX. 494 Psorosperms have thus far only been found twice in the liver of man.

1897 T. C. Allbutt et al. Syst. Med. II. 1003 The prevalence of a disease caused by psorosperms..in the lower animals.

1923 Science 14 Dec. 478/2 In the diseased worms and in the eggs there had been found small, round corpuscles (psorosperms) which were regarded as evidence of the disease.

1952 A. D. Rodgers Erwin Frink Smith ii. 75 Against one disease which was killing silkworms—the..disease caused by the psorosperm Nosema bombycis—he [sc. Pasteur] devised a method of breeding new and healthy silkworms by carefully selecting eggs.

1980 Amer. Jrnl. Dermatopathol. 2 189 (title) Tale of the psorosperm.

Derivatives

† psorospermial adj. Obsolete

ΘΚΠ

the world > animals > invertebrates > protozoa > class Sporozoa > subclass Teleosporidia > [adjective] > of or belonging to Psorospermiae

psorospermial1867

psorospermian1875

1867 J. Hogg Microscope (ed. 6) ii. ii. 368 Observations..on the psorospermial sacs obtained from the hair of a peasant.

1898 T. C. Allbutt et al. Syst. Med. V. 174 The pébrine disease, which is caused by a psorospermial organism.

† psorospermian adj. Obsolete rare.

ΘΚΠ

the world > animals > invertebrates > protozoa > class Sporozoa > subclass Teleosporidia > [adjective] > of or belonging to Psorospermiae

psorospermial1867

psorospermian1875

1875 tr. A. Heller in tr. H. W. von Ziemssen et al. Cycl. Pract. Med. III. 655 The Miescherian (or Raineyan or psorospermian) sacs.

† psorospermic adj. [compare French psorospermique (1869 in Littré)] Obsolete

ΚΠ

1890 Cent. Dict. Psorospermic, of the nature of psorospermiæ; composed of psorospermiæ.

1894 Proc. Royal Soc. 55 427 Liver of moderate size, with pretty abundant psorospermic lesions.

1899 D. E. Salmon Dis. Poultry iv. 101 The varieties of protozoa which cause enteritis are generally spoken of as psorosperms and the disease which they produce is known as psorospermosis or psorospermic enteritis.

This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022).

单词	psorosperm
释义	psorospermn. Brit. /ˈsɔːrə(ʊ)ˌspəːm/, U.S. /ˈsɔroʊˌspərm/, /ˈsɔrəˌspərm/ Origin: A borrowing from German. Etymon: German Psorosperm. Etymology: < German Psorosperm (J. Müller, 1841 in Archiv f. Anat., Physiol. u. wissensch. Med. 487 as Psorospermien , plural) < ancient Greek ψώρα psora n. + σπέρμα seed (see sperm n.). Compare post-classical Latin psorospermium (1866 or earlier, later adopted in scientific Latin as genus name Psorospermium (1878)). Biology and Medicine. Now historical. Any of various unicellular parasites found in an encysted stage in the tissues of a host; (also) any of the organisms which form such cysts, now variously identified as sporozoans (esp. coccidia and gregarines), microsporidians, and myxosporidians. ΘΚΠ the world > animals > invertebrates > protozoa > class Sporozoa > subclass Teleosporidia > [noun] > member of Psorospermiae psorosperm1866 1866 T. S. Cobbold Tapeworms 8 The human psorosperm. 1880 tr. H. W. von Ziemssen et al. Cycl. Pract. Med. IX. 494 Psorosperms have thus far only been found twice in the liver of man. 1897 T. C. Allbutt et al. Syst. Med. II. 1003 The prevalence of a disease caused by psorosperms..in the lower animals. 1923 Science 14 Dec. 478/2 In the diseased worms and in the eggs there had been found small, round corpuscles (psorosperms) which were regarded as evidence of the disease. 1952 A. D. Rodgers Erwin Frink Smith ii. 75 Against one disease which was killing silkworms—the..disease caused by the psorosperm Nosema bombycis—he [sc. Pasteur] devised a method of breeding new and healthy silkworms by carefully selecting eggs. 1980 Amer. Jrnl. Dermatopathol. 2 189 (title) Tale of the psorosperm. Derivatives † psorospermial adj. Obsolete ΘΚΠ the world > animals > invertebrates > protozoa > class Sporozoa > subclass Teleosporidia > [adjective] > of or belonging to Psorospermiae psorospermial1867 psorospermian1875 1867 J. Hogg Microscope (ed. 6) ii. ii. 368 Observations..on the psorospermial sacs obtained from the hair of a peasant. 1898 T. C. Allbutt et al. Syst. Med. V. 174 The pébrine disease, which is caused by a psorospermial organism. † psorospermian adj. Obsolete rare. ΘΚΠ the world > animals > invertebrates > protozoa > class Sporozoa > subclass Teleosporidia > [adjective] > of or belonging to Psorospermiae psorospermial1867 psorospermian1875 1875 tr. A. Heller in tr. H. W. von Ziemssen et al. Cycl. Pract. Med. III. 655 The Miescherian (or Raineyan or psorospermian) sacs. † psorospermic adj. [compare French psorospermique (1869 in Littré)] Obsolete ΚΠ 1890 Cent. Dict. Psorospermic, of the nature of psorospermiæ; composed of psorospermiæ. 1894 Proc. Royal Soc. 55 427 Liver of moderate size, with pretty abundant psorospermic lesions. 1899 D. E. Salmon Dis. Poultry iv. 101 The varieties of protozoa which cause enteritis are generally spoken of as psorosperms and the disease which they produce is known as psorospermosis or psorospermic enteritis. This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022). < n.1866
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