Dienstag, 19. Januar 2021, 03:14
Site: Learning English in context
Course: Learning English in context (Context)
Glossary: Global glossary
O

observation

[uncountable and countable]

the process of watching something or someone carefully for a period of time

on grounds of

on the basis of

outdated

1 if something is outdated, it is no longer considered useful or effective, because something more modern exists [↪ old-fashioned]:
outdated teaching methods
a factory with outdated equipment
His writing style is now boring and outdated.
2 outdated information is not recent and may no longer be correct:
This estimate was made on the basis of outdated figures.