inverted engine[in′vərd·əd ′en·jən]
An engine in which the cylinders are below the crankshaft.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A reciprocating engine in which the crankshaft is above the cylinders. See inline engine.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved