thermal utilization factor

thermal utilization factor

[′thər·məl ‚yüd·əl·ə′zā·shən ‚fak·tər]
(nucleonics)
The probability that a thermal neutron which is absorbed is absorbed usefully, as in a fissionable material.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.