certainty

Everyday

1. Certainty is the feeling of being completely sure about something. tree →
2. A certainty is something that will definitely happen or is definitely true. tree →

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 →
• I can't say with certainty who broke the vase. tree →
• On the probability line, certainty is at 1. tree →
• She spoke with great certainty. tree →
• Rolling a number less than 7 on a die is a certainty. tree →
• Nothing in the weather forecast is a certainty. tree →
• They had no doubt of that, and every action of their lives was based on that certainty. tree →

Note

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

In Jewish tradition

Interpretation: Proverbs says its teachings give sure knowledge of the truth. Tradition holds that the wisdom of Torah and Proverbs is a reliable guide for life. In the primary 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

• David therefore sent out spies, and understood that Saul was come of a certainty. (Prophets 1SA.26.4, JPS 1917) tree →
• That I might make thee know the certainty of the words of truth, that thou mightest bring back words of truth to them that send thee? (Writings PRO.22.21, JPS 1917) tree →

Note

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