Definitions
barely able to be perceived
Word origin
From un- + detectable.
Used in a sentence
“In these days of “rolled” gold, electro-plate, and undetectable pearls, it is curious that almost the only honest Ersatz material known to the goldsmith's art should be utterly forgotten.”
“A trial of scar may be justified in a woman with a previous cesarean section who is currently on HAART, has an undetectable virus and spontaneously goes into labor.”
“Some forms of data poisoning are undetectable. Attackers can insert adversarial noise into the training data, altering the training data in a way that is hidden to human observers.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Too faint to notice”12 letters
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