Related Clues:

• From which you could get a Ted from a previous era
• Whole lot of nothing
• Cancelled openings of new university law libraries
• Ineffectual and useless lecturer initially probing confines of novel
• Old-fashioned stone may be taken here
• Make null
• Northern university students, void
• and void
• No longer enforceable
• Word on a check that's no good anymore
• Deep space, basically
• Like sets with no elements
• Null and
• Doubly invalid
• Double space?