DictionarygrainCereal crops and seeds
noun

grain

GRAYN/ɡreɪn/

A small hard seed produced by a cereal plant.

Several plump grains of wheat rest beside a ripe cereal ear.

A few plump hard wheat seeds beside a ripe cereal ear, close botanical detail with crease and husk, no labels.
Etymology

Latin granum named a seed or small kernel. The cereal sense preserves that concrete meaning: an individual hard seed of wheat, barley, or a similar food plant.

In context

Econ Barbarian2:15
… These companies don't just trade grain, they own the entire supply chain. From the seeds farmers plant to the ships that deliver grain to your country
The Grain Cartel: How Four Firms Quietly Control the World’s Food Prices

More examples

  • A single grain of rice sticks to the spoon.
  • The mill crushes wheat grains into flour.
  • Each barley grain can sprout into a new plant.

Forms

grain · grains

Similar words

seed
Includes reproductive structures from many plants, not just cereals.
kernel
Can mean a whole cereal seed or a nut's edible interior.