the GNU version of the Collaborative International Dictionary of English
adj. Relating to a dialect; dialectical.
The Century Dictionary and Cyclopedia
Of or belonging to a dialect; relating to or of the nature of a dialect: as, ‘cauld’ is a dialectal (Scotch) form of ‘cold’; the dialectal varieties of Italian.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. belonging to or characteristic of a dialect
Word Usage
"Maybe this form represented some kind of dialectal variant that I wasn't familiar with."