Definition of afterload in English:

afterload

noun ˈɑːftələʊdˈaftələʊd

Physiology. Originally (in experimental studies of muscle contraction): a load added to a strip of muscle after contraction has begun. In later use also: the force that a ventricle of the heart must generate in order to eject blood (determined largely by vascular resistance).

verb ˈɑːftələʊdˈaftələʊd

1with object Physiology. To subject (a muscle) to an afterload.
2with object Medicine. In radiotherapy: to load (a previously implanted receptacle) with a radioactive substance; to insert (a radioactive substance) into such a receptacle.

Origin

Mid 19th century (in an earlier sense). From after- + load
late 19th century; earliest use found in Brain: a journal of neurology. Probably partly from afterload, and partly from after- + load.

Definition of afterload in US English:

afterload

noun

Physiology. Originally (in experimental studies of muscle contraction): a load added to a strip of muscle after contraction has begun. In later use also: the force that a ventricle of the heart must generate in order to eject blood (determined largely by vascular resistance).

verb

1with object Physiology. To subject (a muscle) to an afterload.
2with object Medicine. In radiotherapy: to load (a previously implanted receptacle) with a radioactive substance; to insert (a radioactive substance) into such a receptacle.

Origin

Mid 19th century (in an earlier sense). From after- + load<br>late 19th century; earliest use found in Brain: a journal of neurology. Probably partly from afterload, and partly from after- + load.

单词	afterload
释义	Definition of afterload in English: afterload noun ˈɑːftələʊdˈaftələʊd Physiology. Originally (in experimental studies of muscle contraction): a load added to a strip of muscle after contraction has begun. In later use also: the force that a ventricle of the heart must generate in order to eject blood (determined largely by vascular resistance). verb ˈɑːftələʊdˈaftələʊd 1with object Physiology. To subject (a muscle) to an afterload. 2with object Medicine. In radiotherapy: to load (a previously implanted receptacle) with a radioactive substance; to insert (a radioactive substance) into such a receptacle. Origin Mid 19th century (in an earlier sense). From after- + load late 19th century; earliest use found in Brain: a journal of neurology. Probably partly from afterload, and partly from after- + load. Definition of afterload in US English: afterload noun Physiology. Originally (in experimental studies of muscle contraction): a load added to a strip of muscle after contraction has begun. In later use also: the force that a ventricle of the heart must generate in order to eject blood (determined largely by vascular resistance). verb 1with object Physiology. To subject (a muscle) to an afterload. 2with object Medicine. In radiotherapy: to load (a previously implanted receptacle) with a radioactive substance; to insert (a radioactive substance) into such a receptacle. Origin Mid 19th century (in an earlier sense). From after- + load<br>late 19th century; earliest use found in Brain: a journal of neurology. Probably partly from afterload, and partly from after- + load.
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