niner
Niner (noun) means the digit 9, spoken this way in radio and aviation communication to avoid confusion with other numbers. Example: “The pilot read back the frequency as "one-two-niner.”
How to use niner
Learner’s notesIn plain EnglishHow pilots, soldiers, and radio operators say the number 9 to keep it perfectly clear.
Word forms
- Plural
- niners
Fill the gap
Can you complete this real example?
The pilot read back the frequency as "one-two-_____."
Etymology
Formed from nine + -er, adopted in radio-telephony because "nine" can sound like other words over crackly audio.