flagellum has definitions from the fields of zoology,arms
1
[ noun ] (arms) a whip used to inflict punishment (often used for pedantic humor)

Synonyms

scourge

Related terms

whip flagellate

2
[ noun ] (zoology) long lash-like appendage used for locomotion (e.g., in sperm cells and some protozoa)

Related terms

process sperm eubacteria

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