1. able to be read or understood, especially when something is written in code, unclear handwriting, or a foreign language

Examples

• The ancient manuscript was barely decipherable after centuries of wear.
• Her handwriting is so messy that her notes are hardly decipherable.
• The encrypted message became decipherable once we found the key.
• The doctor's prescription was decipherable only to the pharmacist.
• With some effort, the faded inscription on the tombstone was decipherable.
• The accent was thick, but his words were still decipherable.