Cabaret burlesque, drag shows, or a solo vocalist with a pianist, as well as the venues which offer this entertainment, are often advertised as cabarets. The first known use of the word "cabaret" was in 1655. It is may be derived from the Middle Dutch "cambret", itself probably derived from an earlier form of "chambrette", little room, or from the Norman French "chamber" meaning tavern, itself derived from the Late Latin word "camera" meaning an arched roof. The word "cabaret" came to mean "a restaurant or night club" by 1912. The word "cabaret" was originally Flemish (and possibly Picard before that).
Jean Picard his discovery of mercurial phosphorescence upon his observance of the faint glowing of a barometer. This discovery led to Newton's studies of light's visible spectrum. Picard also developed what became the standard method for measuring the right ascension of a celestial object. In this method, the observer records the time at which the object crosses the observer's meridian. Picard made his observations using the precision pendulum clock that Dutch physicist Christiaan Huygens had recently developed. Jean Picard Jean-Félix Picard (21 July 1620 – 12 July 1682) was a French astronomer and priest born in La Flèche, where he studied at