pūmĭcĕus, a, um, adj. [pumex],
I of pumice-stone , or of soft stone; in gen. (very rare): molae, Ov. F. 6, 318: sedes, Sil. 7, 419: antra, Stat. S. 3, 1, 144; cf. fontes, flowing from pumice-stone , Mart. 4, 57, 2. —
II Trop.: oculi, not in a condition to weep , stony , dry , Plaut. Ps. 1, 1, 73.