Placebo

/pləsˈiːbə‍ʊ/

/pɫəˈsiboʊ/

[noun]

Placebo

[NOUN]

(Roman Catholic Church) vespers of the office for the dead

a medicine without any physiological effect that is given to a control group in an experiment to measure the effectiveness of a new drug or to patients who think they need medicine when in reality they do not

Examples

1. Half of them, after treatment, got placebo.

2. Non-medical studies also use placebos.

3. half got placebo.

4. The ones in the middle are placebo pills.