adjective Etymology: Latin semel once (akin to Latin simul at the same time) + English -parous — more at same Date: 1954 reproducing or breeding only once in a lifetime <
semelparous salmon

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • semelparous — organisms having only one brood per lifetime, the adult dying after spawning, e.g. Pacific salmons …   Dictionary of ichthyology

  • semelparous — adjective reproducing only once in a lifetime Ant: iteroparous See Also: semelparity …   Wiktionary

  • semelparous — sem·el·pa·rous …   English syllables

  • semelparous — Having only one child, or one litter …   Grandiloquent dictionary

  • semelparous — /səˈmɛlpərəs/ (say suh melpuhruhs) adjective of or relating to an organism that can reproduce only once in its lifetime, often dying shortly afterwards. –semelparity, noun …   Australian English dictionary

  • semelparous — …   Useful english dictionary

  • Spawn (biology) — The spawn (eggs) of a clownfish. The black spots are the eyes developing. Spawn refers to the eggs and sperm released or deposited, usually into water, by aquatic animals. As a verb, spawn refers to the process of releasing the eggs and sperm,… …   Wikipedia

  • aging — ag·ing (āʹjĭng) n. 1. The process of growing old or maturing. 2. An artificial process for imparting the characteristics and properties of age. * * * Gradual change in an organism that leads to increased risk of weakness, disease, and death. It… …   Universalium

  • Evolution of ageing — Enquiry into the evolution of ageing aims to explain why almost all living things weaken and die with age. There is not yet agreement in the scientific community on a single answer. The evolutionary origin of senescence remains a fundamental… …   Wikipedia

  • Rattail — Taxobox name = Grenadiers or rattails image width = 250px image caption = Rattail or grenadier ( Macrouridae sp.) regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Gadiformes familia = Macrouridae familia authority = Gilbert and …   Wikipedia

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