Look up Stem or stem in Wiktionary, the free dictionary. Stem or STEM most commonly refers to: Plant stem, a structural axis of a vascular plant Science...

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

In multicellular organisms, stem cells are undifferentiated or partially differentiated cells that can change into various types of cells and proliferate...

subroutine that stems word may be called a stemming program, stemming algorithm, or stemmer. A stemmer for English operating on the stem cat should identify...

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...

Stem-cell therapy uses stem cells to treat or prevent a disease or condition. As of 2016[update], the only established therapy using stem cells is hematopoietic...

In linguistics, a word stem is a part of a word responsible for its lexical meaning. Typically, a stem remains unmodified during inflection with few exceptions...

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...

Embryonic stem cells (ESCs) are pluripotent stem cells derived from the inner cell mass of a blastocyst, an early-stage pre-implantation embryo. Human...

notation, stems are the, "thin, vertical lines that are directly connected to the [note] head." Stems may point up or down. Different-pointing stems indicate...

The ten Heavenly Stems or Celestial Stems (Chinese: 天干; pinyin: tiāngān) are a Chinese system of ordinals that first appear during the Shang dynasty, c...

A stem duchy (German: Stammesherzogtum, from Stamm, meaning "tribe", in reference to the Franks, Saxons, Bavarians and Swabians) was a constituent duchy...

Hematopoietic stem cells (HSCs) are the stem cells that give rise to other blood cells. This process is called haematopoiesis. In vertebrates, the first...

Stem succulents are fleshy succulent columnar shaped plants which conduct photosynthesis mainly through their stems rather than their leaves. These plants...

The stem christie or wedge christie, is a type of skiing turn that originated in the mid-1800s in Norway and lasted until the late 1960s. It comprises...

The Stem Player is an audio remix device and music streaming platform developed by British technology company Kano Computing in collaboration with American...

Adult stem cells are undifferentiated cells, found throughout the body after development, that multiply by cell division to replenish dying cells and regenerate...

STEM Academy or S.T.E.M. Academy, a school for science, technology, engineering and mathematics, may refer to: A-STEM Academy at Pemberton Township High...

Underground stems are modified plant parts that derive from stem tissue but exist under the soil surface. They function as storage tissues for food and...

A stem-and-leaf display or stem-and-leaf plot is a device for presenting quantitative data in a graphical format, similar to a histogram, to assist in...

Look up stemmer in Wiktionary, the free dictionary. Stemmer may refer to: Helena Amélia Oehler Stemmer (1927–2016) Brazilian civil engineer and university...

Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly...

Stem-loop intramolecular base pairing is a pattern that can occur in single-stranded RNA. The structure is also known as a hairpin or hairpin loop. It...

Cancer stem cells (CSCs) are cancer cells (found within tumors or hematological cancers) that possess characteristics associated with normal stem cells...

The brainstem (or brain stem) is the stalk-like: 152  part of the brain that interconnects the cerebrum and diencephalon with the spinal cord. In the human...

The Stems are a garage punk band founded by Dom Mariani in Perth, Western Australia in late 1983. The group is heavily influenced by 1960s garage rock...

Stem rust, also known as cereal rust, black rust, red rust or red dust, is caused by the fungus Puccinia graminis, which causes significant disease in...

A valve stem is a self-contained valve that opens to admit gas to a chamber (such as air to inflate a tire), and is then automatically closed and kept...

of totipotency. Stem cells resembling totipotent blastomeres from 2-cell stage embryos can arise spontaneously in mouse embryonic stem cell cultures and...

Hematopoietic stem-cell transplantation (HSCT) is the transplantation of multipotent hematopoietic stem cells, usually derived from bone marrow, peripheral...