take-up 
noun [mass noun] chiefly British
1The acceptance of something offered: education is aiding the take-up of birth control...
- The airline, which launched the hand-held devices last year, said the take-up has been poor so far and it will extend the trials for only another few months.
- As outputs increased following the take-up of the new seeds, grain prices fell, and more and more smaller farmers were forced out of business.
- All the pupils at Elton were hugely enthusiastic about the food served there, and there's a high take-up of meals.
2 Stock Market The action of paying in full for securities originally bought on margin.
