pro ‧ pound /prəˈpaʊnd/ BrE AmE verb [transitive]
[ Date: 1500-1600 ; Origin: propone 'to propose' (14-19 centuries) , from Latin proponere , from ponere 'to put' ]
formal to suggest an idea, explanation etc for other people to consider:
The theory of natural selection was first propounded by Charles Darwin.