padstone
Смотреть что такое "padstone" в других словарях:
Padstone — 1) Stone on which a timber post is set. (Kenyon, John R. Medieval Fortifications, 211) 2) A large flat topped stone on which a timber upright or cruck could be placed instead of putting the post directly in to the ground. (Beresford, Maurice and… … Medieval glossary
padstone — ˈ ̷ ̷ˌ ̷ ̷ noun : a stone template fixed in a wall to support the end of a girder or roof truss … Useful english dictionary
NSA cryptography — The vast majority of the National Security Agency s work on encryption is classified, but from time to time NSA participates in standards processes or otherwise publishes information about its cryptographic algorithms. The NSA has categorized… … Wikipedia
