Definition of Conditio Beneficialis Quae Statum Construit Benigne Secundum Verborum Intentionem Est Interpretanda Odiosa Autem Quae Statum Destruit Stricte Secundum Verborum Proprietatem Accipienda | OpenJurist

Definitions from Black's Law Dictionary: 2nd Edition and Ballentine's Law Dictionary as are available for each term in each dictionary.

Conditio beneficialis, quae statum construit, benigne, secundum verborum intentionem est interpretanda; odiosa autem, quae statum destruit, stricte, secundum verborum proprietatem, accipienda

Ballentine's Law Dictionary

Definition:
A beneficial condition which creates an estate, ought to be interpreted favorably, according to the intent of the language; but an odious condition which destroys an estate, should be construed strictly according to the letter.