mechanical drawing – One made with scales, rulers, and compasses. More…
ctenoid – Means “resembling a thin-toothed comb”—like the scales of some fish. More…
level – Based on Latin libella, a diminutive of libra, “balance; scales.” More…
scab – First pertained to any skin disease in which pustules or scales were formed, and is from Old Norse skabbr, “crust over a wound.” More…