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# certainty

«certainty» in Mova's school dictionary: **the feeling of being completely sure about something** — its meaning for a pupil, its sense in the lessons and examples, with 4 sentences of Mova's corpora that use it.

### part of speech

noun (certainty — uncountable; a certainty, certainties)

### meaning for a pupil

1) Certainty is the feeling of being completely sure about something. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/#m1)

2) A certainty is something that will definitely happen or is definitely true. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/#m2)

### sense in the lessons

In maths, probability uses a scale from impossible to certain: an event with certainty has a probability of 1. In science, we say «with certainty» only when there is strong evidence. Phrases: «with certainty», «it's a certainty», «for a certainty».

### examples

- It is a certainty that the sun will rise tomorrow. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/#x1)
- I can't say with certainty who broke the vase. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/#x2)
- On the probability line, certainty is at 1. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/#x3)
- She spoke with great certainty. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/#x4)
- Rolling a number less than 7 on a die is a certainty. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/#x5)
- Nothing in the weather forecast is a certainty. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/#x6)
- They had no doubt of that, and every action of their lives was based on that certainty. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/#x7)

### note

Adjective: certain. Opposite: uncertainty. In maths problems, «certain» = probability 1, «impossible» = probability 0.

### In the corpora

- [In every case it is a strong guess, not a certainty, so people still check, decide and stay in charge.](https://md.mova.elamur.ai/free/en/corpora/school/ai/17-voice-assistants-recommendations/4/)
- [Sharing what you hope and believe, as a hope, isn't lying; claiming certainty you don't have is different.](https://md.mova.elamur.ai/free/en/corpora/school/religion-ethics/84-kind-truths-honesty-with-a-gentle-voice/14/)
- ["Do not spread false reports" (Exodus 23:1); honesty includes not claiming more certainty than you have.](https://md.mova.elamur.ai/free/en/corpora/school/religion-ethics/98-honest-with-yourself-excuses-pride-and-the-truth-inside/17/)
- [David therefore sent out spies, and understood that Saul was come of a certainty.](https://md.mova.elamur.ai/free/en/corpora/neviim/jps/1SA.771/)

### Trees and pragmatics

[Every meaning and example of «certainty» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/C/certainty/), each sentence with its dependency tree and frames.