0-9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
1. Characterized by a selection, choice or condition that has sixteen possible different values or states. Synonym sexadecimal. 2. Pertaining to a fixed-radix numeration system in which the radix is sixteen.