Clue: Standard, abbr.

Answer: STD

Length: 3

---

Similar Clues:

• Temperature standard: Abbr. (BTU with 3 letters)
• Heat standard Abbr. (BTU with 3 letters)
• Standards tour bus must meet (Abbr.) (DOT with 3 letters)
• It's got its standards: Abbr. (EPA with 3 letters)
• Clock standard: Abbr. (GMT with 3 letters)
• Clock-setting standard: abbr. (GMT with 3 letters)
• Clock-setting standard (Abbr.) (GMT with 3 letters)
• Clock standard (Abbr.) (GMT with 3 letters)
• Basic time standard: Abbr. (GMT with 3 letters)
• Non-standard: abbr. (IRR with 3 letters)