Reynolds, Sir Joshua
Reynolds, Sir Joshua

Rf


Definition: Meaning of, Rf in English to English dictionary.

Pronunciation: / /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
N/A N/A
  1. a radioactive transuranic element which has been synthesized
    SYNONYM
    rutherfordium, unnilquadium, Unq, element 104, atomic number 104
    ANTONYM
    Not found!
synonym
antonym

RF


Definition: Meaning of, RF in English to English dictionary.

Pronunciation: / ɑːr-ɛf /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
N/A N/A
  1. a substance produced by the hypothalamus that is capable of accelerating the secretion of a given hormone by the anterior pituitary gland
    SYNONYM
    releasing factor, releasing hormone
    ANTONYM
    Not found!
  2. 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
    SYNONYM
    reticular formation
    ANTONYM
    Not found!
synonym
antonym

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knapweed
Pronunciation: ˈnapwiːd
Parts of Speech: noun
any of various plants of the genus Centaurea having purple thistlelike flowers
RFD