| acorn | fruit of the oak tree: a smooth thin-walled nut in a woody cup-shaped base |
|---|---|
| acorn | barnacle that attaches to rocks especially in intertidal zones |
| acorn | cup-shaped structure of hardened bracts at the base of an acorn |
| acorn | small dark green or yellow ribbed squash with yellow to orange flesh |
| acorn | squash plant bearing small acorn-shaped fruits having yellow flesh and dark green or yellow rind with longitudinal ridges |
| acorn | a small vacuum tube |