Stem or STEM may refer to:

Plant structures

Plant stem A stem is one of two main structural axes of a vascular plant, the other being the root. It supports leaves, flowers and fruits, transports water and dissolved substances between the roots and the shoots in the xylem and phloem, stores nutrien ...

, a plant's aboveground axis, made of vascular tissue, off which leaves and flowers hang *

Stipe (botany) In botany, a stipe is a stalk that supports some other structure. The precise meaning is different depending on which taxonomic group is being described. file:Helicteres-Yucatán-Flowers.jpg, The long stipe of a '' Helicteres'' flower. file:Helic ...

, a stalk to support some other structure *

Stipe (mycology) In mycology, a stipe () is the stem or stalk-like feature supporting the cap of a mushroom. Like all tissues of the mushroom other than the hymenium, the stipe is composed of sterile hyphal tissue. In many instances, however, the fertile hymeniu ...

, the stem of a mushroom under the cap *

Stem (vine) In viticulture, the canopy of a grapevine includes the parts of the vine visible aboveground - the trunk, cordon, stems, leaves, flowers, and fruit. The canopy plays a key role in light energy capture via photosynthesis, water use as regulated ...

, part of a grapevine *

Trunk (botany) In botany, the trunk (or bole) is the stem and main wooden axis of a tree, which is an important feature in tree identification, and which often differs markedly from the bottom of the trunk to the top, depending on the species. The trunk is th ...

, the woody stem of a tree

Education

Science, technology, engineering, and mathematics Science, technology, engineering, and mathematics (STEM) is an umbrella term used to group together the distinct but related technical disciplines of science, technology, engineering, and mathematics. The term is typically used in the context of ...

(STEM), a broad term used in curricula and policy * STEM.org, an educational publisher and service * Stem, a

multiple choice Multiple choice (MC), objective response or MCQ (for multiple choice question) is a form of an objective assessment in which respondents are asked to select only correct answers from the choices offered as a list. The multiple choice format is mo ...

question lede (excluding the options)

Language and writing

Word stem In linguistics, a word stem is a part of a word responsible for its lexical meaning. The term is used with slightly different meanings depending on the morphology of the language in question. In Athabaskan linguistics, for example, a verb stem is ...

, the part of a word common to all its inflected variants **

Stemming In linguistic morphology and information retrieval, stemming is the process of reducing inflected (or sometimes derived) words to their word stem, base or root form—generally a written word form. The stem need not be identical to the morpholog ...

, a process in natural language processing * Stem (typography), the main vertical stroke of a letter *

Stem (music) In musical notation, stems are the, "thin, vertical lines that are directly connected to the otehead." Stems may point up or down. Different-pointing stems indicate the voice for polyphonic music written on the same staff. Within one voice, t ...

, a part of a written musical note

Man-made objects

Stem (ship) The stem is the most forward part of a boat or ship's bow and is an extension of the keel itself. It is often found on wooden boats or ships, but not exclusively. Description The stem is the curved edge stretching from the keel below, up to ...

, the upright member mounted on the forward end of a vessel's keel, to which the strakes are attached * Stem (bicycle part), connects the handlebars to the steer tube of a bicycle fork *

Stem (glass) Stemware is drinkware that stands on stems above a base. It is usually made from glass, but may be made from ceramics or metals. The stem allows the drinker to hold the glass without affecting the temperature of the drink. Stemware includes: * ...

, the stem of a drinking glass * Stem, part of a

watch A watch is a portable timepiece intended to be carried or worn by a person. It is designed to keep a consistent movement despite the motions caused by the person's activities. A wristwatch is designed to be worn around the wrist, attached by ...

* Crack stem, a device for smoking crack cocain

Music and audio

Stem (audio) In audio production, a stem is a discrete or grouped collection of audio sources mixed together, usually by one person, to be dealt with downstream as one unit. A single stem may be delivered in mono, stereo, or in multiple tracks for surround s ...

, a collection of audio sources mixed together to be dealt with downstream as one unit *

, a part of a written musical note *

Stem mixing and mastering Stem-mixing is a method of mixing audio material based on creating groups of audio tracks and processing them separately prior to combining them into a final master mix. Stems are also sometimes referred to as submixes, subgroups, or buses. T ...

, a method of mixing audio material *

The Stems The Stems are a garage punk band formed in Perth, Western Australia in late 1983. They were founded by Dom Mariani in late 1983. The Stems are heavily influenced by 1960s garage rock and 1970s power pop. The band initially broke up in August 1 ...

, an Australian garage rock/power pop group from the 1980s

Songs

* "Stem", a song by Canadian musician Hayden from the 1995 album '' Everything I Long For'' * "Stem" (DJ Shadow song), a song by DJ Shadow from the 1996 album ''Endtroducing.....'' * "Stem", a song by American industrial metal band Static-X from the 1999 album '' Wisconsin Death Trip'' * "Stem" (Ringo Sheena song), a song by Ringo Sheena from the 2003 album ''Kalk Samen Kuri no Hana'' * "

Die Stem van Suid-Afrika Die Stem van Suid-Afrika (, ), also known as "The Call of South Africa" or simply "Die Stem" (), is a former national anthem of South Africa. There are two versions of the song, one in English and the other in Afrikaans, which were in use earl ...

", a former national anthem of South Africa, used during the apartheid era

Outdoor recreation

* Stem (skiing), a technique in skiing * Stem, a term in climbing

Science and technology

Stem cell In multicellular organisms, stem cells are undifferentiated or partially differentiated cells that can differentiate into various types of cells and proliferate indefinitely to produce more of the same stem cell. They are the earliest type o ...

, an undifferentiated biological cell that can differentiate into specialized cells *

Stem group In phylogenetics, the crown group or crown assemblage is a collection of species composed of the living representatives of the collection, the most recent common ancestor of the collection, and all descendants of the most recent common ancestor. ...

, of a clade (in biological classification), consists of extinct organisms more closely related to the crown group than to any other extant clade *

, a grouping of academic disciplines capitalized as STEM *

Scanning transmission electron microscopy A scanning transmission electron microscope (STEM) is a type of transmission electron microscope (TEM). Pronunciation is tɛmor �sti:i:ɛm As with a conventional transmission electron microscope (CTEM), images are formed by electrons passing ...

, a type of microscopy *

Spatiotemporal Epidemiological Modeler {{Infobox software , name = STEM , logo = STEM LOGO.jpg , logo size = 200px , screenshot = , caption = , developer = IBM, BfR, Eclipse Foundation , r ...

, software developed by IBM * Stem, part of a compound variable in the

Rexx Rexx (Restructured Extended Executor) is a programming language that can be interpreted or compiled. It was developed at IBM by Mike Cowlishaw. It is a structured, high-level programming language designed for ease of learning and reading. ...

computer programming language *

Main stem In hydrology, a mainstem (or trunk) is "the primary downstream segment of a river, as contrasted to its tributaries". Water enters the mainstem from the river's drainage basin, the land area through which the mainstem and its tributaries flow.. A ...

of a river

Other uses

* ''Stem'' (film), or ''Upgrade'', 2018 Australian science fiction horror film *

Stem (lesbian) A soft butch, or stem (stud-fem), is a lesbian who exhibits some stereotypical Butch and femme, butch traits without fitting the masculine stereotype associated with butch lesbians. Soft butch is on the spectrum of butch, as are stone butch and mas ...

, a woman who exhibits some stereotypical butch and lesbian traits * Stem, North Carolina, a city in Granville County, US