make impossible beforehand; prevent beforehand
The police blocked all the roads and bridges leading out of the city to preclude the possibility of the terrorists' escape.
prae (before, ahead)#claudere (to shut) (Latin)
PRECLUDE is to EXCLUDE or keep out, whereas INCLUDE which is its opposite means to take in as part of a group. pre+ (con)clude ->pahle hi conclude karke eliminate karna or prevent karna