IPA: /ˌsʌplɪˈmɛntəl/
KK: /sʌplɪˈmɛntəl/
Related to something that is added to enhance or complete it.
The teacher provided supplemental materials to help students understand the topic better.
Something that adds to or enhances something else, often providing extra support or information.
The school received a supplemental grant to improve its facilities.
Supplemental → It is formed from "supplement" (from Latin *supplementum*, meaning something added) and the suffix "-al" (meaning pertaining to). The word "supplemental" refers to something that is pertaining to or serving as an addition to something else.
Think of something that is 'added' ('supplement') and how it is 'pertaining to' ('-al') the main thing. This helps you remember that 'supplemental' means something that adds to or enhances.