- at all times
- at a loose end
- at a loss
- at-a-loss
- at a low ebb
- at a moment's notice
- at a moment's notice
- at-anchor
- at an unearthly hour
- at an ungodly hour
- at any cost
- at-any-cost
- at any minute
- at any minute now
- (at) any minute (now)
- at any moment
- at any moment now
- (at) any moment (now)
- at any price
- at any rate
- microsite
- microsurgeon
- microsurgeries
- microsurgery
- microsurgical