Search results
Results from the WOW.Com Content Network
Coin flipping, coin tossing, or heads or tails is the practice of throwing a coin in the air and checking which side is showing when it lands, in order to randomly choose between two alternatives. It is a form of sortition which inherently has two possible outcomes. The party who calls the side that is facing up when the coin lands wins.
Ouroboros. An ouroboros in a 1478 drawing in an alchemical tract [1] The ouroboros or uroboros ( / ˌjʊərəˈbɒrəs /; [2] / ˌʊərəˈbɒrəs / [3]) is an ancient symbol depicting a serpent or dragon [4] eating its own tail. The ouroboros entered Western tradition via ancient Egyptian iconography and the Greek magical tradition.
In the human skull, the terms rostral and caudal are adapted to the curved neuraxis of Hominidae, rostrocaudal meaning the region on C shape connecting rostral and caudal regions. Specific terms exist to describe how close or far something is to the head or tail of an animal.
In statistics and business, a long tail of some distributions of numbers is the portion of the distribution having many occurrences far from the "head" or central part of the distribution. The distribution could involve popularities, random numbers of occurrences of events with various probabilities, etc. [1] The term is often used loosely ...
Headwind and tailwind. A tailwind is a wind that blows in the direction of travel of an object, while a headwind blows against the direction of travel. A tailwind increases the object's speed and reduces the time required to reach its destination, while a headwind has the opposite effect. The terms are also used metaphorically in business and ...
Rattail (hairstyle) A rattail is a hair style that is characterized by a long "tail"-like element of hair growing downward from the back of the head. The rattail usually hangs naturally; however, it can be braided, treated as a dread, permed, straightened, poofed, or curled with an iron. In some instances, an individual might choose to grow ...
The tooth-to-tail ratio (T3R), in military jargon, is the number of military personnel it takes to supply and support ("tail") each combat soldier ("tooth"). While both "tooth" and "tail" soldiers may find themselves in combat or other life-threatening situations, and both may spend much time in non-combat duties, "tooth" soldiers are those whose primary function is to engage in combat.
Comet. A comet is an icy, small Solar System body that warms and begins to release gases when passing close to the Sun, a process called outgassing. This produces an extended, gravitationally unbound atmosphere or coma surrounding the nucleus, and sometimes a tail of gas and dust gas blown out from the coma.