- (uncountable) The study or use of symbols.
- (countable) An encoding scheme, particularly for barcodes.
- 2012, Harvey Lehpamer, RFID Design Principles, Artech House, →ISBN, page 51:
- Two-dimensional symbologies provide a means of storing large amounts of data in a very small space. Stacked symbologies (linear bar codes stacked on top of each other), matrix symbologies (comprising a matrix of light and dark elements, circles, squares, or hexagons), and packet symbologies (a collection of linear symbols “randomly” arranged on a page) are commonly used.
study of symbols