noun
buckwheat
BUK-wheet/ˈbʌkwiːt/
A plant grown for edible triangular seeds used whole or ground into flour.
The buckwheat plant bears heart-shaped leaves, white flowers, and triangular seeds.

Etymology
The name means “beech wheat,” because its triangular grains resemble beech nuts. It may have been borrowed from Dutch or formed in English on the same model.
In context
buckwheat barley and oats were used to nourish livestock
More examples
- Farmers plant buckwheat in this field each summer.
- Bees visit the buckwheat flowers throughout the morning.
- We grind buckwheat seeds into flour for pancakes.
Forms
buckwheat