| Word/Phrase |
Meaning |
| ACKNOWLEDGE |
Let me know that you have received and
understood this message. |
| AFFIRM |
Yes. |
| APPROVED |
Permission for proposed action granted. |
| BREAK |
I hereby indicate the separation between
portions of the message. |
| BREAK BREAK |
I hereby indicate separation between
messages transmitted to different aircraft in a
very busy environment. |
| CANCEL |
Annul the previously transmitted clearance. |
| CHECK |
Examine a system or procedure (no answer is
normally expected). |
| CLEARED |
Authorised to proceed under the conditions
specified. |
| CONFIRM |
Have I correctly received the following..? or
Did you correctly receive this message ? |
| CONTACT |
Establish radio contact with ... |
| CORRECT |
That is correct. |
| CORRECTION |
An error has been made in this transmission
(or message indicated) the correct version
is ... |
| DISREGARD |
Consider that transmission as not sent. |
| HOW DO YOU READ |
What is the readability of my transmission?
The readability scale is:
1. Unreadable
2. Readable now and then
3. Readable but with difficulty
4. Readable
5. Perfectly readable. |
| I SAY AGAIN |
I repeat for clarity or emphasis. |
| MONITOR |
Listen out on (frequency). |
| NEGATIVE |
“No” or “Permission is not granted” or “That is
not correct”. |
| OVER |
My transmission is ended and I expect a
response from you (not normally used in VHF
communication). |
| OUT |
My transmission is ended and I expect no
response from you (not normally used in VHF
communication). |
| READ BACK |
Repeat all, or the specified part, of this
message back to me exactly as received. |
| RECLEARED |
A change has been made to your last
clearance and this new clearance supersedes
your previous clearance or part thereof. |
| REPORT |
Pass me the following information. |
| REQUEST |
I should like to know or I wish to obtain. |
| ROGER |
I have received all of your last transmission. |
| SAY AGAIN |
Repeat all or the following part of your last
transmission |
| SPEAK SLOWER |
Reduce your rate of speech. |
| STANDBY |
Wait and I will call you. |
| VERIFY |
Check and confirm with originator. |
| WILCO |
I understand your message and will comply
with it. |
| WORDS TWICE |
a. as a request:
Communication is difficult. Please send
every word or group of words twice.
b. as information:
Since communication is difficult every word
or group of words in this message will be
sent twice. |
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