| 释义 |
ˈundulose, a.
[Cf. next and -ose.]
= next. undulose extinction, extinction (sense 1 c (ii)) that occurs in strips which move across the field of view of the microscope as the stage is turned.
1889Q. Jrnl. Geol. Soc. May 342 The curvature of the twin-lamellæ, which is accompanied by..a marked ‘undulose’ extinction. 1975Nature 10 Apr. 489/1 Granular xenoliths..show various strain effects, including undulose extinction. |