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Winter, Sir Gregory Paul

(Encyclopedia)Winter, Sir Gregory Paul, 1951–, British biochemist, Ph.D. Cambridge, 1976. He has spent most of his career as a researcher at the Laboratory of Molecular Biology in Cambridge, England, where since ...

sacrifice

(Encyclopedia)sacrifice [Lat. sacrificare=to make holy], a type of religious offering, or gift to a superior or supreme being, in which the offering is consecrated through its destruction. The Paleolithic evidenc...

tapeworm

(Encyclopedia)tapeworm, name for the parasitic flatworms forming the class Cestoda. All tapeworms spend the adult phase of their lives as parasites in the gut of a vertebrate animal (called the primary host). Most ...

natural law

(Encyclopedia)natural law, theory that some laws are basic and fundamental to human nature and are discoverable by human reason without reference to specific legislative enactments or judicial decisions. Natural la...

nix

(Encyclopedia)nix or nixie, in Germanic mythology, water sprite. The nixes could assume various shapes, most frequently as half human and half fish. They could do favors for humans, particularly in teaching them be...

Triton , in Greek mythology

(Encyclopedia)Triton, in Greek mythology, son of Poseidon. He was a creature of the sea, the upper half of his body being human, the lower fishlike. Later legends speak of many Tritons, sometimes described as ridin...

neostigmine

(Encyclopedia)neostigmine nēˌōstĭgˈmēn, –mĭn [key], drug used to mimic the effects of stimulation of the parasympathetic nervous system. Along with several other drugs that have a similar mode of action, i...

McCarthy, Mary Therese

(Encyclopedia)McCarthy, Mary Therese, 1912–89, American writer, b. Seattle, grad. Vassar, 1933. As drama critic for the Partisan Review (1937–45), she gained a reputation for wit, intellect, and acerbity. Her n...

curling

(Encyclopedia)curling, winter sport, similar in principle to bowls and quoits (see horseshoe pitching), played on an ice court called a sheet by teams of four. Each player hurls a squat, circular stone—weighing 3...

vegetative propagation

(Encyclopedia)vegetative propagation, the ability of plants to reproduce without sexual reproduction, by producing new plants from existing vegetative structures. Some plants, such as the Canada thistle and most ba...