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Definition of hammerhead shark
hammerhead shark
Plural:hammerhead sharks
hammerhead shark Lexical Profile
CEFR
B1
Grade
4
Tier
2
Usage
Top 10k
• noun
1
A predatory marine fish of the family Sphyrnidae, found in warm and tropical coastal waters worldwide, distinguished by its flattened, laterally extended head (cephalofoil) that enhances its binocular vision and sensory perception.
Example
"During our deep-sea dive off the coast of Costa Rica, we were thrilled to see a massive school of scalloped hammerhead sharks swimming above us."
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Hammerhead shark. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/hammerhead shark