Verb (used with object), : to aerate milk in order to remove odors.    From Dictionary.com. 

In aerobic mode, PuraSAF offers a small footprint, low headloss solution for BOD, and Nitrification, and in an unaerated mode as an anoxic stage for denitrification or as a low-cost tertiary solids filter that approaches sand filter quality.    From Wordnik.com. Reference

Rhyzopertha dominica, Tribolium castaneum, T. confusum, Oryzaephilus surinamensis and Ephestia cautella on wheat stored in unaerated silos (Bengston.    From Wordnik.com.  [Chapter 7] Reference

Ellen preferred it unaerated.    From Wordnik.com.  [CellarTracker Tasting Notes (all notes)] Reference