substring.
A (possibly zero-length) string of characters that is contained in another string.
Meaning & usage
A (possibly zero-length) string of characters that is contained in another string.
The substrings of "button" include "butt", "ton", and "on".
Where this word comes from
Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- English string English substring From sub- + string.
To extract a substring from.
To take as a substring.
Where this word comes from
Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- English string English substring From sub- + string.
Try it on your idea.
substring has 9 characters. Say it out loud, try it alongside a description of your project, and see whether its meaning fits what you want to create.
These are naming prompts. Meanings and pronunciation can vary; existing brand and domain uses have not been checked.
Explore the name generatorA word with a source.
Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.