fla·gel·lum 
(flə-jĕləm)
(flə-jĕləm)n. pl. fla·gel·la (-jĕlə)
1. A long, whiplike appendage that functions as a cellular organ of locomotion, found in certain bacteria, protozoans, and specialized eukaryotic cells such as motile sperm.
2. A small whip; a scourge.
[Latin, diminutive of flagrum, whip.]
- percolate
- percolation
- percolator
- per contra
- percurrent
- percuss
- percussion
- percussion cap
- percussion instrument
- percussionist
- percussive
- percussively
- percussiveness
- percutaneous
- percutaneous coronary intervention
- percutaneously
- Percy
- Percy
- Percy Bysshe
- Percy Lavon
- (Percy) Wyndham
- per diem
- perdition
- perdu
- perdue