| 释义 |
asthma|ˈæsθmə, ˈæsmə|
Forms: 4–7 asma, (4 asmy), 7 astma, 6– asthma.
[a. Gr. ἆσθµα, -µατ-, f. ἄζ-ειν to breathe hard, ἄ-ειν to blow. Smart and Walker give the pronunciation (ˈæstmə).]
1. Difficulty of breathing; spec. a disease of respiration, characterized by intermittent paroxysms of difficult breathing, with a wheezing sound, a sense of constriction in the chest, cough, and expectoration.
1398Trevisa Barth. De P.R. vii. xxix. (1495) 243 Dyffy⁓culte and hardnes of brethynge hight Asma. Ibid. 244 Thre manere of Asmyes. 1578Lyte Dodoens 776 The shortnesse of breath called asthma. 1634R. H. Salerne Regim. 205 The matter that causeth Asma. 1741–3Wesley Extr. Jrnl. (1749) 20 He seemed to be dying of an asthma. 1861E. Mayhew Dogs 101 Asthma is spasm of the bronchial tubes.
2. attrib. asthma herb Austral. (see quot. 1887).
1887C. A. Moloney Forestry W. Afr. 411 Australian Asthma-Herb (Euphorbia pilulifera, L.). 1889J. H. Maiden Useful Native Plants Australia 183 Queensland Asthma Herb. |