Rom, or ROM may refer to:

Biomechanics and medicine

Risk of mortality The risk of mortality (ROM) provides a medical classification to estimate the likelihood of in-hospital death for a patient. The ROM classes are minor, moderate, major, and extreme. The ROM class is used for the evaluation of patient Death, mortali ...

, a medical classification to estimate the likelihood of death for a patient *

Rupture of membranes Rupture of membranes (ROM) or amniorrhexis is a term used during pregnancy to describe a rupture of the amniotic sac. Normally, it occurs spontaneously at full term either during or at the beginning of labor. Rupture of the membranes is known ...

, a term used during pregnancy to describe a rupture of the amniotic sac *

Range of motion Range of motion (or ROM) is the linear or angular distance that a moving object may normally travel while properly attached to another. In biomechanics and strength training, ROM refers to the angular distance and direction a joint can move be ...

, e.g. of joints in physiotherapy

Computers and mathematics

Android ROM Custom firmware, also known as aftermarket firmware, is an unofficial new or modified version of firmware created by third parties on devices such as video game consoles, mobile phones, and various embedded system, embedded device types to provide ...

, a file containing executable instructions of an Android OS *

Read-only memory Read-only memory (ROM) is a type of non-volatile memory used in computers and other electronic devices. Data stored in ROM cannot be electronically modified after the manufacture of the memory device. Read-only memory is useful for storing sof ...

, a type of storage media that is used in computers and other electronic devices ** ROM cartridge, a portable form of read-only memory ** ROM image, a computer file which contains a copy of the data from a read-only memory chip * ROM (MUD), a popular MUD codebase * Request Of Software maintainer, Maintainer, a request by the maintainer of a software package

Engineering

, the distance that a movable object may normally travel while properly attached to another object * RFID on metal, radio-frequency identification (RFID) tags which perform a specific function when attached to metal objects * Rough order of magnitude, a type of cost estimation

Fiction and entertainment

* Ethan Rom, one of the Others in the TV series ''Lost'' * Rom (comics), a Marvel Comics superhero based on the Parker Brothers toy of the same name * Rom (Star Trek), Rom (''Star Trek''), a Ferengi character in ''Star Trek: Deep Space Nine'' * Rom, a Hyperdimension Neptunia Mk2#CPU Candidates, fictional character in ''Hyperdimension Neptunia Mk2'' * ''Runes of Magic'', a popular MMORPG * Rom, a boss in the videogame ''Bloodborne'' * Read-Only Memory (publisher), a British publisher of art books related to the Britsoft era of video game development * Rom (album), ''Rom'' (album)

Places and structures

* River Rom, England * Rom (river), Switzerland and Italy * Rom, Afghanistan, a village in Sar-e Pol province, Afghanistan * Rom, Deux-Sèvres, a commune in the Deux-Sèvres department in western France * Rom (Mecklenburg), a community in the district of Parchim, Mecklenburg-Vorpommern, Germany * Rom, a district of Morsbach in North Rhine-Westphalia, Germany * Rom, Iran, a village in South Khorasan Province, Iran * Royal Ontario Museum, a museum in Toronto, Ontario, Canada * The Rom, skatepark in Hornchurch, East London, England * Romania, UNDP code and former IOC code

Society

* Rom (plural Roma), one of the ethnic designations used by the Romani people ** rom, Romani language, language code ISO 639 alpha-2 * Rom or ROM, system of Indigenous Australian customary law#Arnhem Land, Indigenous Australian customary law **ROM ceremony, a Yolngu ceremonial practice

Other uses

* Return on margin, a judge of performance based on the net gain or net loss compared to the perceived risk * Refuel On the Move, a DoD logistic action *Epistle to the Romans, a book of the Bible commonly abbreviated ''Rom.'' {{disambiguation, geo