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Related to retrofit: Butterknife
A modification of equipment to incorporate changes made in later production of similar equipment; it may be done in the factory or field. Derived from retroactive refit.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
To make an improvement to an existing building, or to adapt it to a new use. Also, the replacement, upgrade, or improvement of a piece of equipment or structure in an existing building or facility.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
The addition of new building materials, building elements, and components, not provided in the original construction. See building retrofit.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
A modification of an aircraft or another piece of equipment to incorporate changes made in later productions of a similar type.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved