Related to Decretion: discretion, accretion disk


n.1.A decrease.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The proceedings of the August 2014 meeting reviews the current theoretical understanding of physical processes at work in decretion disks of B-emission stars and the properties of B-emission star disks.
Rapidly rotating B stars with viscous Keplerian decretion disks," The Astronomy and Astrophysics Review, vol.
"Now the farmer will want to sell his own grain at his decretion when he thinks the market is right.