thymus

The lymphoid organ in which T-lymphocytes are educated, composed of stroma (thymic epithelium) and lymphocytes, almost entirely of the T-cell lineage. In mammals the thymus is just anterior to the heart within the rib cage; in other vertebrates in rather undefined regions of the neck or within the gill chamber in teleost fish. The thymus regresses as the animal matures. ...

thymus

  1. large genus of Old World mints: thyme
  2. a ductless glandular organ at the base of the neck that produces lymphocytes and aids in producing immunity; atrophies with age

Thymus

The thymus is a specialized organ of the immune system. Within the thymus, T-cells mature. T cells are critical to the adaptive immune system, where they adapt specifically to foreign invaders. Each T cell attacks a specific foreign substance which it identifies with its receptor. T cells have receptors which are generated by randomly shuffling ge...
Found on http://en.wikipedia.org/wiki/Thymus

Thymus

• (n.) The thymus gland. • (a.) Of, pertaining to, or designating, the thymus gland.
Found on http://thinkexist.com/dictionary/meaning/thymus/

thymus

<anatomy> The lymphoid organ in which T lymphocytes are educated, mature and multiply. It is composed of stroma (thymic epithelium) and lymphocytes, almost entirely of the T-cell lineage. In mammals the thymus is just anterior to the heart within the rib cage, in other vertebrates in rather undefined regions of the neck or within the gill cha...
Found on http://www.encyclo.co.uk/local/20973

Thymus

(from the article `Lamiaceae`) The 40 to 50 species of the genus Lamium are known as dead nettles; they are low weedy plants that are sometimes cultivated. There are about 350 ...
Found on http://www.britannica.com/eb/a-z/t/47

thymus

(thi;mus) A bilobed lymphoid organ positioned in the upper mediastinum, posterior to the sternum and between the lungs.
Found on http://www.mhhe.com/biosci/abio/glossary.mhtml

thymus

(thi´mәs) an endocrine gland lying in the upper mediastinum beneath the sternum; it reaches its maximum development during puberty and continues to play an immunologic role throughout life, even though its function declines with age. Around the time a baby is born, the reticular structure of his or her thymus entr...
Found on http://www.encyclo.co.uk/local/21001

Thymus

(Thyme) This is a group of hardy sub-shrubs and herbaceous plants, which grow wild in the northern temperate regions and more so in the Mediterranean region. Thymus belongs to the Mint family, Labiateae. These plants look great in the rock and wall garden; there are several tiny kinds and the creeping varieties are wonderful for planting in the cre...
Found on http://www.encyclo.co.uk/local/10004

Thymus

genus Thymus noun large genus of Old World mints: thyme
Found on https://www.encyclo.co.uk/local/20974

Thymus

[insect] Thymus is a genus of hymenopteran insects of the family Eulophidae. ...
Found on http://en.wikipedia.org/wiki/Thymus_(insect)

Thymus

[plant] Stems tend to be narrow or even wiry; leaves are evergreen in most species, arranged in opposite pairs, oval, entire, and small, 4–20 mm long, and usually aromatic. Thyme Flowers are in dense terminal heads, with an uneven calyx, with the upper lip three-lobed, yellow, white or purple. Several members of the genus are cultivated a...
Found on http://en.wikipedia.org/wiki/Thymus_(plant)

Thymus

Thy'mus adjective [ New Latin , from Greek qy`mos .] (Anat.) Of, pertaining to, or designating, the thymus gland. -- noun The thymus gland. Thymus gland , or Thymus body , a ductless gland in the throat, or in the neighboring region...
Found on http://www.encyclo.co.uk/webster/T/54

Thymus

A small gland under the top of the breast bone. It is part of the immune system.
Found on http://www.cancerhelp.org.uk/utilities/glossary/index.htm?search=t

thymus

An organ that is part of the lymphatic system, in which T lymphocytes grow and multiply. The thymus is in the chest behind the breastbone.
Found on http://www.cancer.gov/dictionary?expand=T

thymus

Greek = sweetbread.
Found on http://www.anatomy.usyd.edu.au/glossary/glossary.cgi?

thymus

Organ in vertebrates, situated in the upper chest cavity in humans. The thymus processes lymphocyte cells to produce T-lymphocytes (T denotes `thymus-derived`), which are responsible for binding to specific invading organisms and killing them or rendering them harmless. The thymus reaches full size at puberty, and shrinks thereaft...
Found on http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0008212.html

thymus

pyramid-shaped lymphoid organ that, in humans, is immediately beneath the breastbone at the level of the heart. The organ is called thymus because ... [6 related articles]
Found on http://www.britannica.com/eb/a-z/t/47

Thymus

The thymus gland is the primary organ involved in lymphocyte (T-cell) differentiation. It is also an endocrine organ that produces thymulin, a hormone also involved in lymphocyte differentiation.
Found on http://www.encyclo.co.uk/local/21512

Thymus

The thymus is a twin lobed organ overlaying the heart, and consisting largely of developing lymphocytes. Lymph carries white blood cells to this organ, where they multiply and change into special infection-fighting cells. Although the function of the thymus is not fully understood, it is known that it is an important part in developing immunities a...
Found on http://www.probertencyclopaedia.com/browse/ET.HTM

Thymus

Thymus A genus of plants from which a pungent aromatic herb is made with the leaves. An African tree, said to be 'a tree the wood of which was burnt for sacrificial purposes'.
Found on http://www.wordinfo.info/words/index/info/view_unit/2852/

Thymus

Thymus: A lymphoid organ situated in the center of the upper chest just behind the sternum (breastbone). It is in the thymus that lymphocytes mature, multiply, and become T cells. (That is why they are called T cells. The T is for thymus.) The thymus develops in embryonic life as an outgrowth of a structure known as the third branchial pouch which ...
Found on http://www.medterms.com/script/main/art.asp?articlekey=5775

Thymus

[n] - large genus of Old World mints: thyme
Found on http://www.webdictionary.co.uk/definition.php?query=Thymus
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