Sub is a common abbreviation of words beginning with the

prefix A prefix is an affix which is placed before the Word stem, stem of a word. Adding it to the beginning of one word changes it into another word. For example, when the prefix ''un-'' is added to the word ''happy'', it creates the word ''unhappy'' ...

"sub-". Sub or SUB may also refer to

Places

Juanda International Airport Juanda International Airport (JIA) ( id, Bandar Udara Internasional Juanda) , is an international airport located in Sedati, Sidoarjo. It is now the third busiest airport in Indonesia (after Soekarno-Hatta and Ngurah Rai airport). This airp ...

, Surabaya, Indonesia, IATA code SUB

Computing and technology

* , an HTML tag for subscript * SUB designates a

subroutine In computer programming, a function or subroutine is a sequence of program instructions that performs a specific task, packaged as a unit. This unit can then be used in programs wherever that particular task should be performed. Functions may ...

in some programming languages * SUB,

substitute character In computer data, a substitute character (␚) is a control character that is used to pad transmitted data in order to send it in blocks of fixed size, or to stand in place of a character that is recognized to be invalid, erroneous or unreprese ...

, ASCII character 26 * SUB,

subtraction Subtraction is an arithmetic operation that represents the operation of removing objects from a collection. Subtraction is signified by the minus sign, . For example, in the adjacent picture, there are peaches—meaning 5 peaches with 2 taken ...

processor command *

.sub (disambiguation) .sub may refer to a computer file having ''.sub'' extension. A ''.sub'' file can be: * MicroDVD Subtitle File, a file that contains subtitle (captioning) data for a movie or video clip * Subchannel Data File, a file that can be a part of CloneCD ima ...

, several file extensions * Subeditor *

Subwoofer A subwoofer (or sub) is a loudspeaker designed to reproduce low-pitched audio frequencies known as bass and sub-bass, lower in frequency than those which can be (optimally) generated by a woofer. The typical frequency range for a subwoofer i ...

loudspeaker

Language and printing

Subscript and superscript A subscript or superscript is a character (such as a number or letter) that is set slightly below or above the normal line of type, respectively. It is usually smaller than the rest of the text. Subscripts appear at or below the baseline, whil ...

* Subtitle

Entertainment and media

* Sub (TV channel) * ''Sub'' (album), a 2000 album by Swiss industrial metal band Apollyon Sun * ''

The Sub ''The Sub'' is an American short horror film directed by Dan Samiljan, co-written by Dave Cain and Samiljan, and produced by Justin Wagman and Noelle Hubbell. The film stars Zoe Jarman, Heather Langenkamp and Brian Stepanek. The film had a succ ...

'', a 2017 American short horror film

Other uses

* Bottom (BDSM), or "sub" for "submissive" *

Seafarers' Union of Burma The Myanmar Maritime Trade Unions Federation, formerly known as Seafarers Union of Burma (SUB) is a trade union in Myanmar. It represents an estimated 20,000-30,000 workers in the international shipping industry, many of whom work on Flag of Conven ...

, or SUB *

Submarine A submarine (or sub) is a watercraft capable of independent operation underwater. It differs from a submersible, which has more limited underwater capability. The term is also sometimes used historically or colloquially to refer to remotely op ...

Submarine sandwich A submarine sandwich, commonly known as a sub, hoagie ( Philadelphia metropolitan area and Western Pennsylvania English), hero ( New York City English), Italian ( Maine English), grinder (New England English), wedge (Westchester, NY), or a spuc ...

* Substitute teacher * Subscription

Places

Computing and technology

Language and printing

Entertainment and media

Other uses

See also