1. plural of acrospire; the first shoot or sprout that emerges from a germinating grain seed, especially barley during malting.
Usage: technical term used in brewing and malting; singular form is acrospire

Examples

• The brewer monitored the acrospires carefully during the malting process.
• When acrospires appear on the barley grains, the malting stage is progressing well.
• The length of the acrospires indicates how far the germination has advanced.
• Brewers look for acrospires to reach a certain length before drying the malt.
• The acrospires must be checked daily to ensure proper malting conditions.