Update docs/product/tracing/index.mdx

Co-authored-by: Alex Krawiec <[email protected]>

Author: lizokm

docs/product/tracing/index.mdx

@@ -25,7 +25,7 @@ A span is a named, timed operation that represents a part of the application wor
 
 ### What's a Transaction?
 
-In Sentry, a "transaction" is a specific unit that represents any event that your application sends to Sentry, like loading a web page or processing an API call. Each transaction is made up of smaller units called "spans," which break down individual steps within that operation. Transactions have a unique transaction ID and include the associated child spans that capture the operation’s entire process from start to finish.
+In Sentry, a "transaction" is a specific unit that represents any event that your application sends to Sentry, like loading a web page or processing an API call. Each transaction is made up of one or more spans. Transactions have a unique transaction ID and include the associated child spans that capture the operation’s entire process from start to finish.
 
 ## How to Use Tracing in Sentry