adventitious

• Qualifie ce qui survient de façon accidentelle ou fortuite, plutôt que comme partie d'un processus naturel ou interne. Peut aussi désigner ce qui est ajouté de l'extérieur ou qui n'est pas essentiel.

Describes something that happens by chance or accident, not as part of a natural or inherent process.

1. Accidental or incidentalC2formal

   Occurring by chance or as an addition, not as an essential part of something.

   accidentel, fortuit

   • The adventitious discovery of penicillin revolutionized medicine.
   • His success was not adventitious but the result of hard work.
   • The meeting was adventitious, as they had not planned to meet.

   Synonymesaccidentalcasualchanceextraneousextrinsicfortuitousincidentalnonessential

   Antonymesessentialinherentinnateintrinsicnatural

2. Appearing in an unusual placeC2formal

   Describing something that appears or develops in an unexpected or unusual location.

   apparaissant dans un lieu inhabituel

   • Adventitious roots can grow from stems or leaves.
   • The plant developed adventitious buds after the injury.
   • Adventitious shoots appeared on the tree trunk.

   Synonymesectopicextraneousforeign

   Antonymesindigenousinherentinnatenative