2. The planking or boarding of a shaft, cofferdam, etc.

Clean (klēn), a. [Compar. Cleaner (&?;); superl. Cleanest.] [OE. clene, AS. cl&aemacr;ne; akin to OHG. chleini pure, neat, graceful, small, G. klein small, and perh. to W. glan clean, pure, bright; all perh. from a primitive, meaning bright, shining. Cf. Glair.] 1. Free from dirt or filth; as, clean clothes.

2. Free from that which is useless or injurious; without defects; as, clean land; clean timber.

3. Free from awkwardness; not bungling; adroit; dexterous; as, a clean trick; a clean leap over a fence.

The Gutenberg Webster's Unabridged Dictionary: Section C · 第 1033 / 2681 题