1. the quality or state of being impossible to weigh, measure, or assess with certainty
Usage: often used in abstract or philosophical contexts
2. something that cannot be weighed or precisely determined
Usage: often plural; refers to intangible factors or elements

Examples

• The imponderability of human emotion makes it difficult for scientists to predict behavior.
• There are too many imponderabilities in the situation to make a reliable forecast.
• The imponderability of future market conditions kept investors cautious.
• She struggled with the imponderability of whether he truly loved her.
• The coach acknowledged the imponderability of how the team would perform under pressure.
• Historical analysis must account for countless imponderabilities that shaped events.
• The imponderability of artistic taste means critics will always disagree.