IOS

(redirected from iOS3)

IOS

Internetworking Operating System

IOS

(1) (iOS) (IDevice Operating System) The primary control program in Apple's iPhone, iPad and iPod touch until 2019 when the iPad switched to its own OS (see iPadOS). iOS apps are programmed in Objective-C and Swift. The Mac uses the macOS operating system (formerly OS X), not iOS. See iDevice, iOS device, iOS versions, CarPlay, Objective-C, Swift and Mac OS X.

(2) (Internetwork Operating System) The primary control program in Cisco routers. Widely used, IOS is robust system software that supports the common functions in all products based on the CiscoFusion architecture. See Cisco.

(3) (Integrated Office System) See office automation.
References in periodicals archive ?
This reviewer used an iPhone IOS3 on a 3G network to review the tool.
The app runs on iOS3.1 or later on the iPhone, iPod touch and iPad.
Station (m.a.s.l.) It Ic Io Ios1 Ios2 Ios3 Acquapendente 219 17,2 6,28 1,72 2,17 2,32 (425) Alviano 271 17,5 4,2 1,21 1,67 1,72 (89) corbara 271 17,4 4,06 1,06 1,41 1,66 (119) Monte del Lago 230 18,6 4,57 1,31 1,68 2,05 (295) orvieto 250 18,2 4,75 1,45 1,59 1,86 (315) Perugia 234 17,9 5,23 1,64 2,16 2,43 (493) S.