1. An initial or introductory stage of a process, project, or event that precedes the main or final phase
The preliminary phase of the construction project involved site surveying and planning.
A fase preliminar do projeto de construção envolveu levantamento do local e planejamento.
2. A preparatory period in which groundwork, testing, or preparation is conducted before moving to subsequent stages
During the preliminary phase, the team conducted market research and feasibility studies.
Durante a fase preliminar, a equipe realizou pesquisas de mercado e estudos de viabilidade.