Meaning offortificationin English

Noun

1. a structure built for defense; a fortified place
   The castle's fortification included high walls and a moat.
2. the act of strengthening defense; securing a place
   The team worked on the fortification of their position by building barricades.
3. an increase in effectiveness (through additions)
   Adding vitamins to the cereal was a fortification that improved its nutritional value.