IPA: //ˌmʌltiˈɛlɪmənt//
KK: /mʌltiˈɛləmənt/
Describing something that uses or consists of many different parts or components.
The multielement analysis revealed various substances in the sample.
Multielement → It is formed from "multi-" (from Latin "multus", meaning many) and "element" (from Latin "elementum", meaning a basic or essential part). The word "multielement" refers to something that consists of many basic or essential parts.
Think of 'many' ('multi-') basic parts ('element') to remember that 'multielement' means something made up of many essential components.
No commonly confused words.