1. A different or secondary plan, suggestion, or offer presented as an option instead of or in addition to another proposal
The company rejected the initial bid and requested an alternative proposal.
A empresa rejeitou a proposta inicial e solicitou uma proposta alternativa.
2. An option that provides a different approach or solution to a problem or situation
We need to develop an alternative proposal for the budget cuts.
Precisamos desenvolver uma proposta alternativa para os cortes orçamentários.