Palaeopolyploidization is a complex scientific term that describes the evolutionary process of genome duplication of a species in the past. This term can be a mouthful to say and write, making it challenging to use in everyday conversation.
However, there are several synonyms that can be used in place of palaeopolyploidization. These include the more basic term "genome duplication," "polyploidization," or "ploidy increase."
More specialized synonyms for this term may also include "ancient genome doubling," or "paleo-duplication." These synonyms offer alternatives that can help reduce confusion and make scientific communication easier to understand for both experts and non-experts alike.