DIOECIOUS Meaning and
Definition
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Dioecious is an adjective that refers to a specific biological characteristic found in many plant and animal species. It describes organisms that have distinct male and female individuals, as opposed to being hermaphroditic or having both male and female reproductive organs within the same organism.
In dioecious species, each individual organism belongs to either the male or female sex and solely produces either male or female reproductive structures. This separation of sexes is a key feature of dioecious organisms and ensures cross-pollination or cross-fertilization, enhancing genetic diversity among the population.
The term dioecious originates from the Greek words "di," meaning two, and "oikos," meaning house, emphasizing the separation of male and female individuals within the species. Dioecy is a common occurrence in various organisms, including plants, animals, and some fungi. Common examples of dioecious species include holly trees, willows, asparagus, certain types of fish, and many bird species.
The concept of dioecy contrasts with hermaphroditism, where an individual organism possesses both male and female reproductive organs simultaneously. Dioecy is considered evolutionarily advantageous, as it allows for increased genetic diversity and promotes specialized reproduction between different individuals, leading to a higher chances of successful reproduction and evolution within a species.
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Pert. to the dioecia-a class of plants having male flowers on one plant and female on another.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
Common Misspellings for DIOECIOUS
Etymology of DIOECIOUS
The word "dioecious" is derived from the Greek words "di" meaning "two" and "oikos" meaning "house". In the context of plants and animals, "dioecious" refers to a reproductive system where male and female reproductive organs are present in separate individuals or houses. The term was first coined in the early 18th century, combining the Greek elements to describe the distinct sexual characteristics of certain organisms.
Similar spelling words for DIOECIOUS
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