Synonyms of injection in English:

injection


See US English definition of injection

See UK English definition of injection

See Spanish definition of inyección

noun

1‘an anti-tetanus injection’

SYNONYMS
inoculation, vaccination, vaccine, immunization, jab, shot, booster, dose
informal hype, fix, hit, pop

2‘the injection of adrenaline into the circulation’

SYNONYMS
administration, introduction

3‘the injection of a note of enthusiasm can alter the whole tenor of a meeting’

SYNONYMS
introduction, instilling, infusion, imbuing, inculcation