placebo plural
pla·ce·bo
The plural form of placebo is placebos
P pDefinitions
- noun plural placebo Medicine/Medical, Pharmacology. a substance having no pharmacological effect but given merely to satisfy a patient who supposes it to be a medicine. a substance having no pharmacological effect but administered as a control in testing experimentally or clinically the efficacy of a biologically active preparation. 1
- noun plural placebo Roman Catholic Church. the vespers of the office for the dead: so called from the initial word of the first antiphon, taken from Psalm 114:9 of the Vulgate. 1