Possible Clues:

• Use your loaf to start to get abroad, perhaps
• Use your loaf to start to find how wide the is
• Loaf that's half the size
• Measurement from side to side
• Distance across
• Measure devised by the Bard
• Broadly speaking, this may be drawn about after C
• Use your loaf to begin to be wide
• The extent of wind around back of shed
• Scope for life to absorb origin of death