Definition of flat grain
: a grain in lumber parallel or nearly parallel with the face of the piece (as of veneering stock) that is produced by sawing nearly at right angles to the annual rings
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up flat grain? Please tell us where you read or heard it (including the quote, if possible).