What is a large beam in the roof of a house upon which portions of the other timbers rest or " sleep." Arch. Pub. Soc. -- Called also dormant tree, dorman tree, dormond, and dormer. Halliwell called?

dormant — A large beam in the roof of a house upon which portions of the other timbers rest or " sleep." Arch. Pub. Soc. -- Called also dormant tree, dorman tree, dormond, and dormer. Halliwell. (Webster's 1913.)

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