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English thesaurus
F1
abbr., anim.husb.	first filial descendant
abbr., auto.	Formula One
abbr., biotechn.	first filial generation
abbr., polit.	North Africa
genet.	first generation (dimock)
F-1
abbr., med.	Flory factor-1
F₁
abbr.	first filial generation
F 1
abbr., med.	first generation, the offspring of the parental generation