Clue: Like exactly half the entries in this puzzle (abbr.)

Answer: ACR

Length: 3

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Similar Clues:

• Real estate units involved in this puzzle's theme: Abbr. (BRS with 3 letters)
• Nickname for the three-letter abbreviation hidden in this puzzle's theme entries (BADCHOLESTEROL with 14 letters)
• "Infections" inside this puzzle's theme entries (STDS with 4 letters)
• Make of six models that are subject to recall ... and being sent back inside this puzzle's theme entries (TOYOTA with 6 letters)
• Information superhighway whose abbreviation inspired this puzzle's theme (WORLDWIDEWEB with 12 letters)
• This puzzle's theme includes them (ANIMALS with 7 letters)
• What are featured in the theme entries of this puzzle (ARMS with 4 letters)
• Phrase indicating slight progress, and a hint to this puzzle's theme (ATOB with 4 letters)
• Items involved in this puzzle's theme (CAMERAS with 7 letters)
• "Lid" in each of this puzzle's theme entries (CAP with 3 letters)