non-alphanumeric
|non-al-pha-nu-mer-ic|
B2
🇺🇸
/nɒn-ˌælfəˈnuːmərɪk/
🇬🇧
/nɒn-ˌælfəˈnjuːmərɪk/
not letters or numbers
Etymology
Etymology Information
'non-alphanumeric' originates from the prefix 'non-' meaning 'not' and 'alphanumeric,' which combines 'alphabet' and 'numeric.'
Historical Evolution
The term 'alphanumeric' was first used in the 20th century to describe systems that use both letters and numbers. The prefix 'non-' was added to describe elements that do not fit this category.
Meaning Changes
Initially, it meant 'not consisting of letters and numbers,' and this meaning has remained consistent in modern usage.
Meanings by Part of Speech
Adjective 1
not consisting of or using letters and numbers.
The password must include at least one non-alphanumeric character.
Synonyms
Antonyms
Last updated: 2025/07/22 04:56