Science / Astrology / Node: The point of intersection of a planet's orbit and the ecliptic.


Science / Chemistry / Monodentate: A ligand that has only one atom that coordinates directly to the central atom in a complex. For example, ammonia and chloride ion are monodentate ligands of copper in the complexes [Cu(NH3)6]2+ and [c MORE


Entertainment / Literature / Palinode: Singing again): A poem, song, or section of a poem or song in which the poet renounces or retracts his words in an earlier work. Usually this is meant to apologize or counterbalance earlier material. MORE

Acquired Immunodeficiency Syndrome (Aids)

Science / Biology / Acquired Immunodeficiency Syndrome (Aids): A collection of disorders that develop as a result of infection by the human immunodeficiency virus (HIV), which attacks helper T cells, crippling the immune system and greatly reducing the bodys abil MORE


Science / Biology / Internodes: The stem regions between nodes in plants. MORE

Node Cycle

Science / Tides and Currents / Node Cycle: Period of approximately 18.61 Julian years required for the regression of the Moon's nodes to complete a circuit of 360° of longitude. It is accompanied by a corresponding cycle of changing inclinati MORE

Planetary Node

Science / Astrology / Planetary Node: The point at which a planet's path intersects the ecliptic; declination, 0°. The term is usually reserved for nodes other than the Moon's Nodes. MORE