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Fr
(redirected from fixed ratio reinforcement)

   Also found in: Medical, Financial, Encyclopedia, Wikipedia 0.03 sec.
Fr
The symbol for the element francium.

fr
(Electronics & Computer Science / Computer Science)
the Internet domain name for France

Fr
(Christian Churches, other) Christianity
abbreviation for
a.  Frater
b.  Father
(Chemistry / Elements & Compounds)
the chemical symbol for francium
[(for sense 1) Latin: brother]

FR
international car registration for
(Engineering / Automotive Engineering) Faeroes

Fr
The symbol for francium.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.Fr - a radioactive element of the alkali-metal group discovered as a disintegration product of actinium
metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
Translations
Fr ABBR (Rel)
1. =FatherP., P
2. =FriarFr.


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? Mentioned in ? References in periodicals archive
 
with tangible reinforcers having a rich fixed ratio reinforcement schedule to establish new behaviors, and social reinforcers having a variable reinforcement schedule to maintain socially appropriate behaviors.
 
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