Hyphenation Property
True if the specified paragraphs are included in automatic hyphenation. False if the specified paragraphs are to be excluded from automatic hyphenation. Can be True, False or wdUndefined. Read/write Long.
Example
This example turns off automatic hyphenation for all paragraphs in the active document that have the Normal style.
ActiveDocument.Styles("Normal").ParagraphFormat.Hyphenation = False