Decadal a. : Pertaining to ten; consisting of tens.

Example:
what is Decadal Average and how to calculate it usinf Gaussian?

Taxonomy
Decadal Survey, NASA, NASA Earth Science, ICESat, Survey Studies, Missions, Earth Science, ACE, Earth and environmental science, SEARCH NASA, Science observations, Science Workshop, Earth, Science, consensus recommendations, systems approach, space-based, research programs.

Defination from the web:
DECADAL SURVEY? CURRENT. The Decadal Survey will generate consensus recommendations from the Earth and environmental science and the applications communities regarding a ...