Definition and meaning of oceanography:

oceanography - the study of the earth's oceans and their interlinked ecosystems and chemical and physical processes. There are five major divisions within the science: physical oceanography, chemical oceanography, biological oceanography, geological oceanography, and meteorological oceanography

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of t.:

t. - according to; on the evidence of (teste)

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of optical oceanography:

optical oceanography - the subdiscipline of oceanography concerned with the propagation and interaction of radiation, typically at wavelengths between about 350 and 750 nm, with seawater

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of acrorhagus:

acrorhagus - a sac, covered with nematocysts, that protrudes from below the sweeper tentacles or on the column of certain anthozoans

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of acrosphere:

acrosphere - the knobbed tentacle tip of an anthozoan, usually bearing numerous nematocysts

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of acrotroch:

acrotroch - a band of cilia anterior to the prototroch (preoral band) in larvae of polychaete worms

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of actic:

actic - pertains to littoral rocky shores as a habitat

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of actiniform:

actiniform - ray-like; star-shaped

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of actinobiology:

actinobiology - the study of effects of radiation upon living organisms

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of acontioid:

acontioid - one of many adhesive threads of tube anemones situated on the lower portion of the mesenteries

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of actinometer:

actinometer - an instrument for measuring incident radiation

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of acquired:

acquired - developed in response to the environment, not inherited, such as a character trait resulting from environmental effects (acquired characteristic)

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of acrocyst:

acrocyst - in hydrozoans, a sac containing a completely developed planula larva

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of achromic:

achromic - unpigmented; without color

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of aciculate:

aciculate - needle-like or having needle-like parts

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of aciculum:

aciculum - a chitinous basal seta or rod supporting the parapodial lobes in polychaete worms

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of acid:

acid - a substance that increases the hydrogen ion concentration in a solution

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of acidic:

acidic - having a pH of less than 7

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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Definition and meaning of acidophilous:

acidophilous - having an affinity for or thriving in acidic conditions, e.g., in a bog or marsh

(Source: US National Oceanic and Atmospheric Administration (NOAA) )

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