'thermoplastic' definitions:
Definition of 'thermoplastic'
(from WordNet)
adjective
Having the property of softening or fusing when heated and of hardening and becoming rigid again when cooled; "thermoplastic materials can be remelted and cooled time after time without undergoing any appreciable chemical change" [ant: thermoset, thermosetting]
noun
A material that softens when heated and hardens again when cooled [syn: thermoplastic, thermoplastic resin]