n. A measure of the consumption of fuel in a nuclear reactor.
the GNU version of the Collaborative International Dictionary of English
n. the amount of fuel used up (as in a nuclear reactor).
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the amount of fuel used up (as in a nuclear reactor)
n. a high-speed motorcycle race on a public road
Word Usage
"An increase in fuel enrichment from 2% to 2.4% to maintain fuel burnup with an increase in neutron absorption (i.e., less reliance on cooling water for this function)."