IPA: /ˌmʌltiˈspiːz/
KK: /mʌltiˈspiːz/
Relating to or involving multiple different species.
The research focused on multispecies interactions in the ecosystem.
Multispecies → It is formed from "multi-" (meaning many) and "species" (from Latin "species", meaning kind or appearance). The word "multispecies" refers to many different kinds or types of organisms.
Think of 'many' ('multi-') different 'kinds' ('species') of living things when you hear 'multispecies'.
No commonly confused words.