enfilade

Concise Oxford English Dictionary © 2008 Oxford University Press:
enfilade /ˌɛnfɪˈleɪd/

▶noun

• 1 a volley of gunfire directed along a line from end to end.

• 2 a suite of rooms with doorways in line with each other.

▶verb direct an enfilade at.

– origin C18 (denoting a military post commanding the length of a line): from Fr., from enfiler ‘thread on a string’.