Most elaborate of the Greek architectural styles and least used by the Greeks. Resembles Ionic in most aspects except for the column capital; Corinthian columns have tall capitals shaped like an upside-down bell and are covered with rows of acanthus leaves and small vine like spirals called helixes.
Branching tree. Definition. noun. A branching identification key where the structure of the decision tree is displayed graphically as a branching structure, involving lines between items. Supplement. Depending on the number of branches at a single point, a branching key may be dichotomous or polytomous.
tree trunk. pirogue - A canoe made from a tree trunk. tree ring - Any of the concentric rings of the cross-section of a tree trunk, representing a year's growth, or the layer of wood produced by a year's growth in a woody plant; also called annual ring. block - Derives from Middle Dutch blok, tree trunk.