Ambrosian chant
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the mode of signing or chanting introduced by St. Ambrose in the 4th century. | |
in old French poetry, a poem containing five strophes of eleven lines each, and a concluding stanza. - each of these six parts ending with a common refrain. |
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.