▪ I. ly
variant of li1.
| 1858 Simmonds Dict. Trade, Ly, a Chinese land-measure. |
▪ II. ly
abbrev. langley.
| 1959 S. L. Hess Introd. Theoret. Meteorol. ix. 131 The rate of receipt of solar energy is nearly constant at the equator where it varies between 790 and 895 ly day—1. 1963 G. L. Pickard Descriptive Physical Oceanogr. v. 51 One langley (ly) is one gram calorie per square centimetre. |
▪ III. ly
obs. f. lie, lye; var. leye Obs., flame.