They're rated in BTUs

The answer

ACS

3 letters. See every clue for this answer on the ACS answer page.

Used 7 times across 7 distinct years; most recently in 2026; first recorded in 2000. It appears in 5 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.

Other clues for ACS

Every other clue in this collection answered by ACS, most used first.

• Rm. coolers - used 84 times, most recently in 2026
• Apt. coolers - used 47 times, most recently in 2026
• Cooling units, for short - used 31 times, most recently in 2026
• Summer coolers, briefly - used 29 times, most recently in 2025
• Coolers, briefly - used 24 times, most recently in 2024
• Summer coolers, for short - used 24 times, most recently in 2026
• Coolers, for short - used 16 times, most recently in 2026
• Condo coolers - used 15 times, most recently in 2026
• Window units, briefly - used 15 times, most recently in 2026
• Coolers in windows, briefly - used 9 times, most recently in 2025
• Cooling systems, for short - used 9 times, most recently in 2026
• Bldg. coolers - used 8 times, most recently in 2026
• Cooling units, briefly - used 8 times, most recently in 2026
• Room coolers, for short - used 8 times, most recently in 2026
• Summertime coolers, for short - used 7 times, most recently in 2022

Related clues

Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.

• They're numbered in NYC - STS, used 18 times
• They're related - KIN, used 14 times
• They're all in the family - KIN, used 13 times
• "They're playing ___ song" - OUR, used 12 times
• Highly rated - AAA, used 8 times
• They're not from around here - ETS, used 8 times

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