Word parts probable + -ly Pronunciation (UK) IPA (key): /ˈprɒbəbli/ (US) IPA (key): /ˈprɑbəbli/ Audio (US)(file) Adverb Positive probably Comparative more probably Superlative most probably If something is probably true, or will probably happen, it means there is a high chance of it. I'm not sure what I'm doing tonight, but I'll probably stay home and study. "Is Ed here?" "Uh... he usually leaves at 4:00, so he's probably gone, but I'll go and have a look." Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads