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- Dictionaryreflex/ˈriːflɛks/
noun
- 1. an action that is performed without conscious thought as a response to a stimulus: "a newborn baby is equipped with basic reflexes"
- 2. a thing which is determined by and reproduces the essential features or qualities of something else: "politics was no more than a reflex of economics"
adjective
- 1. (of an action) performed without conscious thought as an automatic response to a stimulus: "sneezing is a reflex action"
- 2. (of an angle) exceeding 180°.
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REFLEX definition: 1. a physical reaction to something that you cannot control: 2. the ability to react quickly: 3…. Learn more.
In biology, a reflex, or reflex action, is an involuntary, unplanned sequence or action and nearly instantaneous response to a stimulus. The simplest reflex is initiated by a stimulus, which activates an afferent nerve. The signal is then passed to a response neuron, which generates a response.
: an automatic and often inborn response to a stimulus that typically involves a nerve impulse passing inward from a receptor to the spinal cord and then passing outward from the spinal cord to an effector (such as a muscle or gland) without reaching the level of consciousness and often without passing to the brain. the knee-jerk reflex. b.
An action or movement not controlled by conscious thought. A reflex may be anything from a hiccup to the involuntary response of a body part, such as the action that occurs in the knee-jerk reflex.
Sep 13, 2023 · Reflexes are automatic and involuntary actions the body produces in response to certain stimuli. While some reflexes can involve muscles and movement, others involve...
A reflex is an action your body does without your thinking about it, like sneezing, or jumping a little when you dream you’re falling. If you suddenly catch a ball before it crashes into a window, you have quick reflexes.
a physical reaction to something that you cannot control: I'm sorry I punched him, it was a reflex action / response. reflexes [ plural ] the ability to react quickly: good reflexes Fighter pilots need good reflexes. See more. SMART Vocabulary: related words and phrases. Reacting and responding. act on something. adverse reaction. Babinski reflex.