Bio-code
noun, verb ·Rare ·Advanced level
Definitions
- 1 A biochemical signal or marker, especially one used for security purposes.
"Security features now being incorporated by the company include bar codes, deliberate errors, special background designs, micro-printing, UV-recognition and the use of bio-codes."
- 2 A signal consisting of a biological action.
"Some of the sad, intriguing varieties-of this phenomenon which have been documented in Nigeria include: (i) Illegal exchange of information, written or verbal (for example, by copying or giraffing,' use of drums, flutes and bio-codes such as coughing, sneezing and whistling) to help candidates answer objective questions."
- 1 To mark using a bio-code.
"A system marking fuel with a chemical (bio-coding) has been put in place as a way of reducing fuel smuggling into the country."
Example
More examples"Security features now being incorporated by the company include bar codes, deliberate errors, special background designs, micro-printing, UV-recognition and the use of bio-codes."
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.