Basic Guidelines For English SpellingsREAD THESE ARTICLES
1Extension of the duration of something.‘the position is advertised for two years, but prolongation is possible’
- 1.1technical Extension of the spatial length of something.‘an agreement on further prolongation of the boundary proved difficult’count noun ‘an examiner analyzed the angle formed by the prolongations of the lines’
- 1.1technical Extension of the spatial length of something.
Are You Learning English? Here Are Our Top English Tips