Here are some possibilities and what they might mean:
* En dash: This is a punctuation mark (-) used to indicate a range, connection, or separation.
* Dasha: This is a common name in India, meaning "wealth" or "gift of God."
* Dash: This is a general term for a punctuation mark (-) used in various ways, like separating words or creating a pause.
* Dash diet: This is a popular dietary plan focused on reducing sodium and promoting healthy foods.
Please provide more context or the full sentence where you encountered "en dasha" so I can give you a more accurate answer.