acrospires
/ˈækroʊˌspaɪərz/
noun
- Plural of acrospire; the first shoots or sprouts from germinating seeds.
- Tiny green acrospires emerged from each grain in the damp cloth.
- The maltster examined the acrospires to judge the progress of the barley.
- The length of the acrospires tells the brewer when to stop the malting process.