Added 10 October 2026 plasticity /ˌplæs.ˈtɪs.ɪ.ti/ noun Categories: Describing WordsUncommon Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about plasticity at Wordnik → Where our words come from → The quality or state of being plastic. The property of a solid body whereby it undergoes a permanent change in shape or size when subjected to a stress exceeding a particular value (the yield value). Related Words: malleabilityplasticpliabilityductilityelasticitysupplenessflexibilityworkabilitypliancyimpressionabilitydeformabilityadaptability Back to today's word