| ferrugo | A disease of plants caused by fungi, commonly called the rust, from its resemblance to iron rust in colour. Origin: L, iron rust, fr. Ferrum iron. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| ferrule | A metal band or ring used around the crown or root of a tooth. Origin: corrupted through O. Fr. And Medieval L., fr. L. Viriola, a small bracelet (05 Mar 2000) |
| Ferry | Erwin S., U.S. Physicist, 1868-1956. See: Ferry-Porter law. (05 Mar 2000) |
| Ferry-Porter law | The critical fusion is directly proportional to the logarithm of the light intensity. (05 Mar 2000) |