Meaning of CONDITIONS in English

[plural] [noun]The conditions of a situation are all the different influences which have an effect on it.My working conditions are terrible: uncomfortable chairs, bad lighting and indescribable food.Due to adverse weather conditions the train service has been slowed down considerably.The prisoners were kept in/under the most appalling conditions.What sort of conditions does the plant need to grow in?Bacteria multiply in warm conditions.

Cambridge English vocab.      Кембриджский английский словарь.