speciation

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spe·ci·a·tion

 (spē′shē-ā′shən, -sē-)
n.
The formation of new biological species through the process of evolution.


spe′ci·ate′ v.
spe′ci·a′tion·al adj.

speciation

(ˌspiːʃɪˈeɪʃən)
n
(Biology) the evolutionary development of a biological species, as by geographical isolation of a group of individuals from the main stock
[C20: from species + -ation]

spe•ci•a•tion

(ˌspi ʃiˈeɪ ʃən, -siˈeɪ-)

n.
the formation of new species as a result of geographic, physiological, anatomical, or behavioral factors that prevent previously interbreeding populations from breeding with each other.
[1895–1900]

spe·ci·a·tion

(spē′shē-ā′shən)
The formation of new biological species by the development or branching of one species into two or more genetically distinct ones. According to the theory of evolution, all life on Earth has resulted from the speciation of earlier organisms.

speciation

the formation of new species.
See also: Biology
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.speciation - the evolution of a biological species
organic evolution, phylogenesis, phylogeny, evolution - (biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms
Translations
References in periodicals archive ?
Because MAC was not speciated before 2008, we used this designation throughout the study.
Until 2004 almost all measurements were of particle concentration or size distribution, but since then many measurements of speciated particle composition have been made by the Aerodyne aerosol mass spectrometer (AMS) and BC concentrations from the single particle soot photometer (SP2) instrument.
A random one-third subsample was selected for urinary total arsenic and speciated arsenic laboratory measurements.
The procurement specifications detailed as speciated obtain 34 kinds of bearings and a maximum net 9,000,000 HUF thresholds are satisfied.
As there are a number of species of coagulase negative staphylococci after their isolation from various specimens received, they were speciated and their antibiogram was studied.
NTM could be speciated from the DNA isolates of 26 strains.
After extraction, hydrocarbons trapped by the particulate filter and the XAD traps were speciated by a two dimensional gas chromatography mass spectroscopy (GCxGC-MS) technique.
The confirmed Candida isolates were further speciated by germ tube test, chlamydoconidia production test on corn meal agar, sugar assimilation tests for Dextrose, Lactose, Sucrose, Trehalose and Maltose and by the colour of growth on HiChrom Candida agar isolation method, Hi media laboratories Pvt.
The isolates speciated to Staphylococcus lugdunensis sensitive to oxacillin and naficillin.
Besides, 39(87%) Shigella isolates were further speciated and Shigella flexneri was the most commonly isolated serotype in 25(64.
The isolate was further speciated by real time polymerase chain reaction (PCR) on the microbial identification kit from Applied Bio systems.