- 密码子 mìmǎzi codona sequence of three nucleotides that together form a unit of genetic code in a DNA or RNA molecule
- 密码学 mìmǎxué cryptographyThe study or practice of techniques for secure communication in the presence of third parties
- 密码电报 mìmǎdiànbào coded telegramcoded telegram or ciphered cable
- 密码货币 mìmǎhuòbì cryptocurrencydigital or virtual currency that uses cryptography for security
- 密码锁 mìmǎsuǒ combination locklock that is opened using a specific sequence of numbers or letters; combination lock
- 摩斯密码 mósīmìmǎ Morse code
- 条纹密码 tiáowénmìmǎ barcodemachine-readable code represented by a sequence of parallel lines of varying widths and spacings
- 反密码子 fǎnmìmǎzi anticodon(biochemistry) a sequence of three nucleotides in a transfer RNA molecule that corresponds to a complementary codon in messenger RNA
- 译成密码 yìchéngmìmǎ to encryptTo convert information or a message into a secret code; to encipher
- 密码保护 mìmǎbǎohù password protection, cryptoguardprotection of a system, device, or information via a password or cryptographic code
- 密码分析 mìmǎfēnxi cryptanalysisthe process of analyzing and breaking secret codes or ciphers