1. (astronomy) the point in the orbit of one body of a binary system at which it is closest to the centre of mass of the system
   - pericenter [US]

Derived forms: pericentres

• flukey
• fluky
• flume
• flummery
• flummox
• flump
• flump down
• flunitrazepam
• flunk
• flunkey
• flunky
• fluor
• fluorapatite
• fluoresce
• fluorescein
• fluorescein isocyanate
• fluorescein isothiocyanate
• fluoresceine
• fluorescence
• fluorescence microscopy
• fluorescent
• fluorescent dye
• fluorescent fixture
• fluorescent lamp
• fluoridate