adj · 3 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
/ˈɹiːəltaɪm/
/ˈɹiːltaɪm/
US:Recorded audio is listed in the source snapshot.
CMU ARPABET:R IY1 L T AY2 M
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Communicated as the events being responded to occur; communicated or proceeding without much delay.
Definition source: English Wiktionary via Wiktextract
Usage: not-comparable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: RT
Antonyms: none provided
2
adj
Meaning 2
Of a system: that responds to events or signals within a predictable time after their occurrence; specifically in which the response time must be within the maximum allowed, but is typically synchronous.
Definition source: English Wiktionary via Wiktextract