An aerial combat at short range is known as a 'Dogfight'.
Dog fight
They used a short sword called gladius. Because it was short and light, it was suited for close combat.
short-range aerial reconnaissance, texts, periodicals and technical papers
The phrase close combat typically means combat which occurs at very short range. Typically in modern times this is where close quarters combat and hand-to-hand combat training is vital for the armed forces.
QANTAS ( short for the Queensland and Northern Territory Aerial Service which is how it started out).
The Joint Strike Fighter (JSF) F-35 has varying ranges depending on the specific variant. The F-35A, designed for conventional takeoff and landing, has a combat radius of about 669 nautical miles (1,240 kilometers). The F-35B, which is capable of short takeoffs and vertical landings, has a combat radius of approximately 600 nautical miles (1,100 kilometers), while the F-35C, intended for aircraft carrier operations, has a combat radius of around 700 nautical miles (1,300 kilometers). These ranges can be extended with aerial refueling.
It's called Bluetooth.
The Demon Blade is very effective for short range combat as it fires two shots that will only both hit an enemy at close range, though the two shots together do more than your average sword.
short range rocket weapon
Wakizashi
The term combat stress refers to the psychological and physiological reactions that occur during or after combat. It is a short term response and is not a psychiatric disorder.
As a proper name (rather than a title) "Doc" is actually of Welsh origin and not short for anything - it's just a short name! It derives from "Madoc" or "Maddock". Sometimes used as a nickname too, for example Doc Holiday was really called John but he was a dentist hence his nickname.