| SPI | small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals |
|---|---|
| SPI | having a piquant burning taste of spices or peppers |
| SPI | suggestive of sexual impropriety |
| SPI | having an agreeably pungent taste |
| SPI | predatory arachnid that usually has silk-spinning organs at the back end of the body |
| SPI | a skillet made of cast iron |
| SPI | a computer program that prowls the internet looking for publicly accessible resources that can be added to a database |
| SPI | a dilation of superficial capillaries with a central red dot from which blood vessels radiate |
| SPI | Asiatic fern introduced in America |
| SPI | any of numerous crabs with very long legs and small triangular bodies |
| SPI | Asiatic fern introduced in America |
| SPI | fern of North Africa and Azores and Canary Islands |