01 n. A narrow opening, often cruciform, through which arrows might be discharged.
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1.
A narrow opening, often cruciform, through which arrows might be discharged.(Anc. Fort.)
Entry
1 sense
Webster, 1913
Balistraria
· Bal·is·tra·ri·a
· IPA /ˌbæləˈstɹɛɹi.ə/