be on to (something)

To discover, realize, or be in the process of doing something of great importance, value, or insight. Great work on this essay, Lindsay. I really think you're on to something here. Scientists now believe they may be on to a cure for cancer.

Common Names:

Name	Pronounced	Usage
'Ismat	-	Arabic
Balfour	-	English (Rare)
Natalia	nah-TAH-lyah (Polish, Italian, Spanish)	Polish, Italian, Spanish, Romanian, Georgian, Late Roman
Shannen	SHAN-ən	English (Modern)
Stephanus	-	Biblical Latin
Junior	JOON-yər	English