lamellaradj.

1794 R. J. Sulivan View of Nature I. 439 Its texture, lamellar or scaly.

1794 R. Kirwan Elements Mineral. (ed. 2) I. 244 Lamellar, by some called foliated, or sparry quartz.

1849 J. D. Dana U.S. Exploring Exped.: Geol. (1850) iii. 274 The lava is lamellar in structure.

1870 J. D. Hooker Student's Flora Brit. Islands 244 Convolvulaceæ..Stigmas capitate linear or lamellar.

1881 J. C. Maxwell Treat. Electr. & Magnetism (ed. 2) II. 34 If a magnet can be divided into simple magnetic shells, either closed or having their edges on the surface of the magnet, the distribution of magnetism is called Lamellar.

1931 W. Wilson Theoret. Physics I. viii. 190 Problems of lamellar flow in an incompressible fluid are mathematically identical with electrostatic problems in regions free from electric charges.

1942 M. P. Billings Struct. Geol. xvi. 299 In lamellar flow..the individual particles move in parallel sheets which slide over one another like the cards in a sheared playing pack. In such a viscous substance as magma beneath the surface of the earth, the flow is lamellar.

1966 McGraw-Hill Encycl. Sci. & Technol. (rev. ed.) XIII. 175/1 In some instances, streamline flow can best be depicted as formed from thin layers of fluid which slip past each other (lamellar flow).