because of its long, pointed nose, the F-111A came to be known unofficially as the "Aardvark", or just 'Vark for short. In October 1996, at the time of the official retirement of the F-111F from the USAF, the name Aardvark was officially assigned. ...
Also, 'trna', 'usaf', 'usda', 'ussr'. In my opinion these abominations are not words. The proper usage is to put a dot after each letter.You are mistaken in this. Language and its orthography are dynamic; they change in response to the needs of the speakers and...