Home › Words › U › underframeworkunderframeworkunderframework means an underlying or supportive framework or similar structure.Among words judged in Lexicurio's Arena, underframework ranks #16,750 of 42,762 for Qualifying.EtymologyFrom under- + framework.nounAn underlying or supportive framework or similar structure.e.g.“No. 2 shows the cop of weft in its case in position for working, where it is retained by two smooth bowls of bosses fixed in their places on the stand or underframework of the loom.” — 1915, Annual Report of the Board of Regents of the Smithsonian Institution, page 677:Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.understructure 79% match — The supporting structure underneath something, such as a vehicle or bridge. vs underframework →framework 72% match — A support structure comprising joined parts or conglomerated particles and intervening open spaces of similar or larger size. vs underframework →underpinning 66% match — A support or foundation, especially as a structure of masonry that supports a wall. vs underframework →infrastructure 64% match — An underlying base or foundation for a building, organization, or system. vs underframework →undercovering 61% match — A covering that goes under something else. vs underframework →ossature 61% match — A skeletal framework; an underlying structure. vs underframework →substratum 61% match — A layer that lies underneath another. vs underframework →underlyingly 60% match — In a way that underlies. vs underframework →