Meaning & Definition of word "Adenosine"

Adenosine

/ˌæd.əˈnoʊ.saɪn/

noun:

  • 1. A nucleoside that consists of adenine and ribose; it plays a crucial role in cellular energy transfer and signaling.
    • Example: Adenosine is a component of ATP, which is essential for energy transfer in cells.
  • 2. A neurotransmitter that has a calming effect on the brain and can induce sleep.
    • Example: The levels of adenosine increase throughout the day, contributing to feelings of sleepiness at night.
  • 3. A molecule involved in various biochemical processes, including the regulation of blood flow and heart rate.
    • Example: Adenosine dilates blood vessels, which can help improve blood flow in the heart.

Etymology

From 'adenine' and 'sugar' (ribose) as its components.

Common Phrases and Expressions

adenosine triphosphate (ATP):

Adenosine bonded to three phosphate groups, important for energy storage.

adenosine receptor:

A type of receptor that adenosine binds to, influencing various physiological effects.

Related Words

adenine:

A nitrogenous base that is a component of DNA and RNA.

ATP:

Adenosine triphosphate, the primary energy carrier in cells.

caffeine:

A stimulant that blocks adenosine receptors.

Slang Meanings of adenosine

Meaning: Energy booster

Example Sentence: I need an energy booster like adenosine before my workout.

Meaning: Sleepy chemical

Example Sentence: Adenosine is what makes you feel sleepy in the evening.