Meaning of the word contactless in English

What does contactless mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

contactless

US /ˈkɑːn.tækt.ləs/
UK /ˈkɒn.tækt.ləs/

Adjective

not requiring physical contact, especially in relation to payment cards or other devices that use radio frequency identification (RFID) technology

Example:
I paid for my groceries with my contactless card.
Many public transport systems now accept contactless payments.