bullan.

Brit.

/ˈbʊlə/,

/ˈbʌlə/, U.S.

/ˈbʊlə/

Forms: Plural bullæ.

Etymology: Latin = bubble.

a. Pathology. A vesicle containing watery humour and causing an elevation of the skin.

ΘΚΠ

the world > health and disease > ill health > a disease > eruption > [noun] > spot of > blister

bladderc1000

blistera1400

blurec1440

blurrea1529

water wheal1530

vesication1543

phlycten1585

psydracium1585

water bladder1587

bleb1607

phlyzacium1693

bullule1707

vesicle1799

pompholyx1808

water blister1821

blab1861

bulla1877

papulovesicle1877

vesicula1877

dermoid1897

1877 L. A. Duhring Pract. Treat. Dis. Skin 44 Bullæ are irregularly-shaped elevations of the epidermis, varying in size from a split pea to a goose-egg, containing a clear or opaque fluid.

b. Physiology. ‘The tympanic element of the temporal bone, when, as in the dog, it forms a large bubble-like appearance.’ New Sydenham Soc. Lexicon

ΘΚΠ

the world > animals > animal body > general parts > constituent materials > [noun] > bubble-like bone of ear

bulla1873

1873 St. G. Mivart Lessons Elem. Anat. iii. 106 In many Mammals..it forms a large inflated structure termed a bulla.

1881 St. G. Mivart Cat 62 The posterior surface of the auditory bulla.

2. Zoology. A genus of molluscs, with thin and fragile shells, inhabiting deep water.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Gastropoda > [noun] > superorder Branchifera > order Opisthobranchiata > suborder Tectibranchiata > order Inferobranchiata > family Bullidae or genus Bulla

bulla1847

1847 W. B. Carpenter Zool.: Systematic Acct. II. §917 The Bulla and Bullæa..have a small calcareous shell in which the spiral form begins to manifest itself.

1851 M. Roberts Mollusca 201 The fragile shell of the solitary bulla is utterly inadequate to contend with either winds or waves.

This entry has not yet been fully updated (first published 1888; most recently modified version published online December 2021).

单词	bulla
释义	bullan. Brit. /ˈbʊlə/, /ˈbʌlə/, U.S. /ˈbʊlə/ Forms: Plural bullæ. Etymology: Latin = bubble. 1. a. Pathology. A vesicle containing watery humour and causing an elevation of the skin. ΘΚΠ the world > health and disease > ill health > a disease > eruption > [noun] > spot of > blister bladderc1000 blistera1400 blurec1440 blurrea1529 water wheal1530 vesication1543 phlycten1585 psydracium1585 water bladder1587 bleb1607 phlyzacium1693 bullule1707 vesicle1799 pompholyx1808 water blister1821 blab1861 bulla1877 papulovesicle1877 vesicula1877 dermoid1897 1877 L. A. Duhring Pract. Treat. Dis. Skin 44 Bullæ are irregularly-shaped elevations of the epidermis, varying in size from a split pea to a goose-egg, containing a clear or opaque fluid. b. Physiology. ‘The tympanic element of the temporal bone, when, as in the dog, it forms a large bubble-like appearance.’ New Sydenham Soc. Lexicon ΘΚΠ the world > animals > animal body > general parts > constituent materials > [noun] > bubble-like bone of ear bulla1873 1873 St. G. Mivart Lessons Elem. Anat. iii. 106 In many Mammals..it forms a large inflated structure termed a bulla. 1881 St. G. Mivart Cat 62 The posterior surface of the auditory bulla. 2. Zoology. A genus of molluscs, with thin and fragile shells, inhabiting deep water. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Gastropoda > [noun] > superorder Branchifera > order Opisthobranchiata > suborder Tectibranchiata > order Inferobranchiata > family Bullidae or genus Bulla bulla1847 1847 W. B. Carpenter Zool.: Systematic Acct. II. §917 The Bulla and Bullæa..have a small calcareous shell in which the spiral form begins to manifest itself. 1851 M. Roberts Mollusca 201 The fragile shell of the solitary bulla is utterly inadequate to contend with either winds or waves. This entry has not yet been fully updated (first published 1888; most recently modified version published online December 2021). < n.1847
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