Meatus meaning

mē-ā'təs
A body opening or passage, such as the opening of the ear or the urethral canal.
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A ductlike passage within the body or the external opening of such a passage, as in the ear, nose, or urethra.
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A body opening or passage, such as the opening of the ear or the urethral canal.
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(anatomy) A tubular opening or passage in the body.

The urinary meatus is the opening of the urethra, situated on the glans penis in males, and in the vulva in females.

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Plural form of meatus.
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Origin of meatus

Latin meātus passage from past participle of meāre to pass mei-1 in Indo-European roots

Sentence Examples

  • As a rule the meatus is the narrowest part of the whole canal.

  • The skin of the penis forms a fold which covers the glans and is known as the prepuce or foreskin; when this is drawn back a median fold, the frenuluni praeputii, is seen running to just below the meatus.

  • (external meatus) a vertical slit.

  • 1, Per), in these genera and the hares the meatus auditorius being tubular and directed upwards and backwards.

  • The squamosal enters considerably into the formation of the temporal fossa, and, besides sending the zygomatic process forwards, it sends down behind the meatus auditorius a post-tympanic process which aids to hold in place the otherwise loose tympano-periotic bone.

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Words near meatus in the Dictionary