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fractal
fraction
fractional
fractional crystallization
fractional distillation
fractionalize
fractionally
fractionate
fractionating column
fractious
fracture
frae
frag
fragfest
fragile
fragile-X syndrome
fragment
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fractionating column

frac·tion·at·ing col·umn (plural frac·tion·at·ing col·umns)


noun 
Definition:
 
tube for separating chemicals using heat: a long tube, often equipped with internal plates, used for fractional distillation. On heating, high and low boiling point fractions separate, those of the lowest boiling point rising farthest.

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