  peter mark roget frs (; 18 january 1779 â 12 september 1869) was a british physician, natural theologian and lexicographer. he is best known for publishing, in 1852, the thesaurus of english words and phrases (roget's thesaurus), a classified collection of related words. ==biography== thumb|upright|left|roget plaque, edinburgh university peter mark roget was born in london. his obsession with list-making as a coping mechanism was well established by the time he was eight years old.{{cite news | title = obsessed (agog, beset, consumed, driven, etc.) | author = mallon, thomas | url = http://www.nytimes.com/2
1779_births 1869_deaths 19th-century_English_medical_doctors 19th-century_English_people Academics_of_the_University_of_Manchester Alumni_of_the_University_of_Edinburgh British_people_of_Swiss_descent Burials_in_Worcestershire English_lexicographers Fellows_of_the_Geological_Society_of_London Fellows_of_the_Royal_Society Fullerian_Professors_of_Physiology People_associated_with_Malvern,_Worcestershire People_from_Soho Presidents_of_the_Smeatonian_Society_of_Civil_Engineers