Semelparity

Where organisms produce all of their offspring in a single reproductive event over one relatively short period.
Found on http://www.blackwellpublishing.com/Townsend/Glossary/GlossaryS.html

semelparity

(from the article `aging`) Reproduction is an all-important function of an organism`s life history, and all other vital processes, including senescence and death, are shaped to ...
Found on http://www.britannica.com/eb/a-z/s/62

semelparity

In biology, the occurrence of a single act of reproduction during an organism's lifetime. Most semelparous species produce very large numbers of offspring when they do reproduce, and normally die soon afterwards. Examples include the Pacific salmon and the pine looper moth. Many plants are semelparous, or monocarpic. Repeated reproduction is ca...
Found on http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0008109.html
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