noun
Meaning 1
A domain that is immediately subordinate to a top-level domain (whose name appears after it, with a period separating the two).
Definition source: English Wiktionary via Wiktextract
Usage: Internet
Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences
Examples
- Wiktionary.org is a second-level domain, part of the org top-level domain.
Meaning relationships
Synonyms: none provided
Antonyms: none provided