A quatorzain is a poem of fourteen lines. Historically the term has often been used interchangeably with the term 'sonnet

Sonnet

A sonnet is one of several forms of poetry that originate in Europe, mainly Provence and Italy. A sonnet commonly has 14 lines. The term "sonnet" derives from the Occitan word sonet and the Italian word sonetto, both meaning "little song" or "little sound"...

'. Various writers have tried to draw distinctions between 'true' sonnets, and quatorzains. Nowadays the term is seldom used, and when it is, it usually is used to distinguish fourteen line poems that do not follow the various rules that describe the sonnet

Sonnet

A sonnet is one of several forms of poetry that originate in Europe, mainly Provence and Italy. A sonnet commonly has 14 lines. The term "sonnet" derives from the Occitan word sonet and the Italian word sonetto, both meaning "little song" or "little sound"...

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