from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Of or relating to an ecological sere: a seral stage; a seral community.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of or pertaining to a sere.
from The Century Dictionary and Cyclopedia
- n. In geology, according to the nomenclature proposed by H. D. Rogers for the Paleozoic series in Pennsylvania, same as the Pottsville Conglomerate or Millstone-grit; No. XII. of the numerical designation of these rocks by the Pennsylvania Survey.
sere + -al (Wiktionary)