The vast majority of bacteria do not cause disease, and many bacteria are actually helpful and even necessary for good health. These bacteria are sometimes referred to as âgood bacteriaâ or âhealthy bacteria.â. Harmful bacteria that cause bacterial infections and disease are called pathogenic bacteria.
catch-up noun [U]. âº the âprocess of âtrying to âreach the same âstandard or âquality as someone or something else when they have become more âadvanced or âsuccessful: I'm playing catch-up because of the weeks of âtraining I have missed.(Definition of catch up from the Cambridge Business English Dictionary Â© Cambridge University Press). the âprocess of âtrying to âreach the same âstandard or âquality as someone or something else when they have become more âadvanced or âsuccessful: I'm playing catch-up because of the weeks of âtraining I have missed. (Definition of catch up from the Cambridge Business English Dictionary Â© Cambridge University Press).
Definition of DRY UP. transitive verb. : to cut off the supply of. intransitive verb. 1. : to disappear as if by evaporation, draining, or cutting off of a source of supply. 2. : to wither or die through gradual loss of vitality. 3. : to stop talking.