Any process that stops, prevents or reduces the frequency, rate or extent of phospholipid efflux.
Synonyms:
exact_synonym:
down regulation of phospholipid efflux; down regulation of phospholipid export; downregulation of phospholipid efflux; downregulation of phospholipid export; negative regulation of phospholipid export
narrow_synonym:
inhibition of phospholipid efflux; inhibition of phospholipid export