I . a.
1.
Not thick ( in measure ).
2.
Slender, slim, meagre, lean, poor, gaunt, scraggy, skinny, lank, scrawny, shrunk, emaciated.
3.
Meagre, poor, slender, not well-grown.
4.
Fine, slender, small, tenuous, delicate, thread-like, fine-spun.
5.
Rare, subtile, attenuated, dilute, tenuous.
6.
Sparse, scanty.
7.
Slight, flimsy, light, gossamery, delicate, unsubstantial.
8.
Small, fine, faint, low, feeble, slight, light.
II . v. a.
1.
Make ~.
2.
Rarefy, attenuate, dilute, make less dense.