Definition of unicuspid in English:
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A tooth with a single cusp, especially a canine tooth.
- The 1st and 2nd upper unicuspids are large, the 3rd and 4th smaller and subequal, and the 5th minute.
- Under low magnification, e.g., with a hand lens, the side profile of the pygmy shrew's upper jaw shows only three large unicuspids instead of five typical of the masked shrew.
- Tooth shape ranges from widely spaced and pointy unicuspids in zooplanktivorous and insectivorous species to closely packed and flexible tricuspids in algal scrapers.
Definition of unicuspid in:
- US English dictionary
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