Walnut: meaning, definitions and examples

Etymology

• The word 'walnut' comes from the Old English 'wealhhnut', which means 'foreign nut', as they were introduced to the British Isles from Rome.
• The 'wal' in 'walnut' comes from the term for 'foreigner', indicating its roots were not originally local.
• In Latin, the walnut was called 'nux Gallica', translating to 'French nut'.

Nutrition

• Rich in omega-3 fatty acids, walnuts provide heart health benefits and help reduce inflammation.
• A single ounce of walnuts contains about 18 grams of fat, but most of it is healthy fat.
• They are one of the most antioxidant-rich nuts, which supports brain health and may improve mood.

Cultural Significance

• In ancient Greece and Rome, walnuts were associated with fertility and were often used during weddings.
• Many cultures celebrate the harvest of walnuts during autumn festivals, highlighting their importance in traditional diets.
• In medieval times, walnuts were believed to have protective properties against evil spirits.

Agriculture

• Walnut trees can live for over 100 years and are often planted for both their nuts and high-quality wood.
• California is one of the largest producers of walnuts globally, supplying a significant percentage of the world's walnut crop.
• The trees typically take about 5 to 7 years after planting to start producing nuts.

Science

• Research suggests that consuming walnuts can improve cognitive function due to their high levels of DHA, an essential fatty acid.
• Walnuts can also play a role in gut health, helping to nourish beneficial gut bacteria.
• Studies show that incorporating walnuts into the diet can lead to lower cholesterol levels and improved heart health.

Ranked #12,084, this word falls into high-advanced vocabulary. It appears less frequently but is valuable for expressing precise meanings in specific contexts.

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