Adjacent Words

thermoplastic definitions

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WordNet (r) 3.0 (2005)

adj
1: 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] n
1: a material that softens when heated and hardens again when cooled [syn: thermoplastic, thermoplastic resin]

Merriam Webster's

adjective Date: 1883 capable of softening or fusing when heated and of hardening again when cooled <thermoplastic synthetic resins> — compare thermosetting • thermoplastic noun • thermoplasticity noun

Oxford Reference Dictionary

adj. & n. --adj. (of a substance) that becomes plastic on heating and hardens on cooling, and is able to repeat these processes. --n. a thermoplastic substance.

Collin's Cobuild Dictionary

(thermoplastics) Thermoplastic materials are types of plastic which becomes soft when they are heated and hard when they cool down. N-COUNT: usu N n