IPA: /rɪˈtɜrnəbl/
KK: /rɪˈtɜrnəbl/
Able to be sent back or given back, often within a certain time frame or under specific conditions.
The store has a policy for returnable items, allowing customers to bring back products within 30 days.
An item, often a container, that can be returned for a refund or recycling.
Many stores offer a discount for returnable bottles and cans.
Returnable → It is formed from "re-" (meaning again) and "turn" (from Latin "tornare", meaning to turn). The suffix "-able" (meaning capable of) indicates that something can be turned again, thus making it returnable.
Think of 'turning again' ('re-') something, which is what makes it 'returnable' — it can be turned back.