Bio-code

noun, verb

noun, verb ·Rare ·Advanced level

Definitions

Noun
  1. 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. 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."

Verb
  1. 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."

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.