continuous observation

noun phrase
UK /kənˈtɪnjuəs ˌɒbzəˈveɪʃən/
US /kənˈtɪnjuəs ˌɑːbzərˈveɪʃən/

Watching something closely for a long time without stopping.

The scientist kept the ant farm under continuous observation for a week.


OTHER MEANINGS

2. In science, keeping careful watch on an experiment or process the whole time it happens.

The plant's growth was recorded by continuous observation.

3. In medicine, watching a patient closely without a break to catch any changes.

The nurse kept the patient under continuous observation overnight.

4. In security, watching a place or person all the time to keep them safe or catch problems.

The museum's cameras provide continuous observation of the halls.