noun pref·er·en·dum \ˌprefəˈrendəm\

Definition of preferendum



  1. :  the range of a gradient item (as light, temperature, or moisture) that seems to be positively attractive to a motile organism when a selection is available

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Origin and Etymology of preferendum

New Latin, from Latin, neuter of gerundive of praeferre to prefer

Seen and Heard

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to cast off or become cast off

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