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crown-rump length

   Also found in: Dictionary/thesaurus, Legal, Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
length (l ) (length) the longest dimension of an object, or of the measurement between the two ends.
crown-heel length  (CHL) the distance from the crown of the head to the heel in embryos, fetuses, and infants; the equivalent of standing height in older persons.
crown-rump length  (CRL) the distance from the crown of the head to the breech in embryos, fetuses, and infants; the equivalent of sitting height in older persons.
focal length  the distance between a lens and an object from which all rays of light are brought to a focus.
crown-rump length
n.
The length of an embryo or fetus measured from the skull vertex to the midpoint between the apices of the buttocks.
crown-rump length,
the length of an embryo, fetus, or newborn as measured from the crown of the head to the prominence of the buttocks.
crown-rump length,
n the length of an embryo, fetus, or newborn as measured from the crown of the head to the prominence of the buttocks.
length
an expression of the longest dimension of an object, or of the measurement between its two ends.
crown-heel length
the distance from the crown of the head to the heel in embryos, fetuses and neonates.
crown-rump length
the distance from the crown of the head to the point of attachment of the tail.


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? Mentioned in ? References in periodicals archive
 
Litter size, birth weight, and crown-rump length were determined at birth, and pups were allowed to lactate and grow without additional herbicide exposure so that they could be subjected to additional immune, endocrine, and behavioral, studies, the results of which will be reported in a separate article.
Developmental toxicity of a commercial herbicide mixture in mice: I. ... by Porter, Warren / Environmental Health Perspectives
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