Computing • Call, a shell
command in DOS, OS/2 and Microsoft Windows command-line interpreters • Call, a method of invoking a
subroutine, including perhaps a
system call, where a program requests service from the operating system •
Computer-assisted language learning, a concept in language education
Nature •
Animal communication, a song or noise made by an animal such as: •
Bird call, a type of bird vocalization •
Mating call, animal communication to attract a sexual partner •
Game call, a device that is used to animal communication noises to attract or drive animals to a hunter
Telecommunications • Call, an attempt to set up a
telecommunication circuit • Call, in
teletraffic engineering, a unit of traffic measurement •
Call origination, in telephony •
Call sign, in broadcasting and radio communications, a unique designation for a transmitting station •
Telephone call ==Other uses==