from The American Heritage® Dictionary of the English Language, 4th Edition
- adv. Archaic Lengthwise.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- prep. Along (as opposed to across), from end to end of.
- adv. From end to end.
from the GNU version of the Collaborative International Dictionary of English
- adv. Lengthwise; along.
from The Century Dictionary and Cyclopedia
- Along; lengthwise of; from end to end of.
- Along; lengthwise.
- Continuously; from end to end.
Old English andlang ( > along), re-formed by popular etymology in Middle English as end + long; partly from Old Norse cognate endlangr. (Wiktionary)