Upper-Intermediate (B2)
IPA: /ɪnˌdjuːbɪˈtæbɪlɪti/
KK: /ɪnˌdjuːbɪˈtæbɪlɪti/
Definition
The quality of being certain or without doubt.
Example
The indubitability of her talent was recognized by everyone in the room.
Conversation

Have you ever thought about the indubitability of our friendship?

Yeah, it's something I really value.

It's nice to know we can always rely on each other without question.

Absolutely! That indubitability makes everything easier.
Synonyms & Antonyms
Synonyms
certainty
assurance
conviction
Antonyms
doubt
uncertainty
disbelief
Root Explanation
Indubitability is formed from "in-" (meaning not), "dubitare" (meaning to doubt), and "-ity" (meaning the state or quality of). The word refers to the state of being not doubted or being certain.
Memory Tip
Think of 'not' ('in-') doubting ('dubitare') something, which helps you remember that indubitability means the quality of being certain.
Visually Confused Words
inhabitability
indomitability
incitability
ignitability
indisputability
inadjustability
vindicability
inimitability