Related Clues:

• Ideal: Abbr
• Transmission type (abbr.)
• Benchmark (abbr.)
• Brief yardstick
• No-frills: Abbr
• Time-zone word: Abbr
• EST or CST part (Abbr.)
• SOP part: Abbr
• Kind of deviation: Abbr
• Part of MST: Abbr
• Benchmark, in brief
• Sex ed subj
• Not irreg
• Par for the course: Abbr
• The usual (Abbr.)