The most common and most likely answer to this crossword clue is the 11 letter word CONTACTLESS
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More clues leading to the result CONTACTLESS
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The straight part
We know that "regarding certain credit cards" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case regarding certain credit cards = contactless.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does CONTACTLESS mean?
CONTACTLESS adjective- (of a delivery, exchange, etc., of physical goods) conducted without human-to-human contact so as to improve ease of use or reduce the potential spread of a contagious disease; contact-free.
- That does not use or require contact in order to operate.
- That has no contact(s).