| rhodopsin |
visual purple: a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light
Ãâó: wordnet.princeton.edu/perl/webwn
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| rhombencephalon |
hindbrain: the posterior portion of the brain including cerebellum and brainstem
Ãâó: wordnet.princeton.edu/perl/webwn
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| rhomboid |
a parallelogram with adjacent sides of unequal lengths; an oblique-angled parallelogram with only the opposite sides equal any of several muscles of the upper back that help move the shoulder blade shaped like a rhombus or rhomboid; "rhomboidal shapes"
Ãâó: wordnet.princeton.edu/perl/webwn
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| rhonchus |
a sound like whistling or snoring that is heard with a stethoscope during expiration as air passes through obstructed channels
Ãâó: wordnet.princeton.edu/perl/webwn
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| Rho |
the 17th letter of the Greek alphabet
Ãâó: wordnet.princeton.edu/perl/webwn
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