remould

I. re‧mould¹ BrE AmE British English, remold American English /ˌriːˈməʊld $ -ˈmoʊld/ verb [transitive]
formal to change an idea, system, way of thinking etc:
Mergers have forced organizations to remould themselves.
II. re‧mould² /ˈriːməʊld $ -moʊld/ BrE AmE noun [countable] British English
an old tyre with a new surface, that you can use again

remold

I. re‧mold /ˌriːˈməʊld $ -ˈmoʊld/ BrE AmE verb [transitive] formal
the American spelling of ↑remould
II. re‧mould¹ BrE AmE British English, remold American English /ˌriːˈməʊld $ -ˈmoʊld/ verb [transitive]
formal to change an idea, system, way of thinking etc:
Mergers have forced organizations to remould themselves.

Oxford Advanced Learner's Dictionary

remould

re·mould f25 [remould remoulds remoulded remoulding] (especially US re·mold) [ˌriːˈməʊld] [ˌriːˈmoʊld] verb ~ sth (formal)
to change sth such as an idea, a system, etc
• attempts to remould policy to make it more acceptable

Cambridge Advanced Learner's Dictionary

Cambridge Advanced Learner's Dictionary - 4th Edition

retread / ˌriːˈtred / verb [ T ] ( UK also remould )

to put a new rubber surface on the outer part of a worn tyre:

Your tyres need retreading.

retread / ˈriː.tred / noun [ C ]

Are those new tyres or retreads?

Collins Advanced Learner’s English Dictionary

remould

remoulds, remoulding, remoulded
(The spelling remold is used in American English. The noun is pronounced [ri͟ːmoʊld]. The verb is pronounced [ri͟ːmo͟ʊld].)
1) N-COUNT A remould is an old tyre which has been given a new surface or tread and can be used again. [BRIT]
  Syn:
  retread(in AM, use retread)
2) VERB To remould something such as an idea or an economy means to change it so that it has a new structure or is based on new principles.
  [V n] ...a new phase in the attempt to remould Labour's image.

Merriam-Webster's Advanced Learner's Dictionary

remould

remould Brit spelling of remold

remold

re·mold US or Brit re·mould /riˈmoʊld/ verb -molds; -mold·ed; -mold·ing [+ obj] formal : to change (something, such as an idea, a system, or a habit)
• She resisted the efforts to remold her image.
• The company needs to remold itself [=transform itself] into a smaller and more competitive business.