septal

[sep-tl]

adjective

Biology.

1. of or relating to a septum.

septal

/ ˈsɛptəl /

adjective

1. of or relating to a septum

Other Word Forms

• preseptal adjective
• superseptal adjective
• transseptal adjective

Word History and Origins

Origin of septal¹

First recorded in 1830–40; sept(um) + -al ¹

Example Sentences

Instead of the brainstem, where Jim was aiming, his electrode ended up roughly in the septal area of the brain, likely in something called the nucleus accumbens.

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The medical report listed the cause of death as cardiac arrest, caused by the enlargement of the heart, caused by the atrial septal defect.

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Roughly one in every 770 babies in the U.S. are born with an atrial septal defect each year, the federal agency says.

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It may also cause an atrial septal defect, which opens a hole between the left and right upper chambers.

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Heath was particularly interested in the septal region, which had been linked to pleasure.

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