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

• Lexulous
• Wordscraper
• Wordosaur

n. The pivoting bar that holds the pickup, and conducts the resulting signal to the amplifier of a record player

"Alex writes: Here's a weird idea...this feller has created a freaky tonearm for his turntable with 4 infrared sensors on it."