| STO | large edible crab of S coat of United States especially Florida |
|---|---|
| STO | pale flesh with delicate texture and flavor |
| STO | any Old World herb of the genus Aethionema |
| STO | large-headed large-eyed crepuscular or nocturnal shorebird of the Old World and tropical America having a thickened knee joint |
| STO | a drill for penetrating rock |
| STO | a facing (usually masonry) that supports an embankment |
| STO | primitive winged insect with a flattened body |
| STO | fleshy indehiscent fruit with a single seed: e.g. almond |
| STO | any plant of the genus Lithops native to Africa having solitary yellow or white flowers and thick leaves that resemble stones |
| STO | Eurasian marten having a brown coat with pale breast and throat |
| STO | highly succulent stemless clump-forming plants with gray-green leaves similar in texture to lumps of granite |
| STO | any plant of the genus Seseli having dense umbels of small white or pink flowers and finely divided foliage |