from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Pasta in ribbed, slightly curved, large-sized tubes.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a ribbed tubular form of pasta, larger than penne but with square-cut ends, often slightly curved
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. tubular pasta in short ribbed pieces
Italian, from rigato, past participle of rigare, to draw a line, from riga, line, of Germanic origin.(American Heritage® Dictionary of the English Language, Fourth Edition)