This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. fire intended to neutralize or destroy enemy weapons

"Donovan saw more intense combat, but Truman had been a conscientious artillery captain, receiving commendations from his superiors and reacting coolly when German field guns and planes rained counterfire on the battery he commanded."

firing    fire   

counterbattery fire    countermortar fire    counterbombardment   

counterforce   

counterbattery    air-defense    counterair    biological-surveillance    fire-control