noun
- A substance produced by the hypothalamus that is capable of accelerating the secretion of a given hormone by the anterior pituitary gland.
- synonyms: releasing factor, releasing hormone
- A radioactive transuranic element which has been synthesized.
- synonyms: rutherfordium, unnilquadium, Unq, element 104, atomic number 104
- A complex neural network in the central core of the brainstem; monitors the state of the body and functions in such processes as arousal and sleep and attention and muscle tone.
- synonyms: reticular formation
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Rf. Retrieved September 20, 2026, from http://smartdefine.org/rf/definitions/1306667 |
| Chicago | WordNet. 2010. "Rf" http://smartdefine.org/rf/definitions/1306667 (accessed September 20, 2026). |
| Harvard | WordNet 2010, Rf, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/rf/definitions/1306667>. |
| MLA | WordNet. "Rf" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/rf/definitions/1306667> |