English Reference

Word

alfalfa

Phoneticsal·fal·fa

US/ˌæɫˈfæɫfə/

UK/ælfˈælfɐ/

Definition

n. a tall plant with small green leaves that grows in many parts of the world. It is very important for feeding horses and cows because it is full of protein.

n. a perennial leguminous plant, Medicago sativa, widely cultivated as a forage crop for livestock.

Examples

“The farmer grows alfalfa to feed his cows.”

“Because of its high protein content, alfalfa is a staple in the diet of many large animals like horses and sheep.”

“The rotation of alfalfa with other crops helps improve soil fertility by fixing atmospheric nitrogen, making it a vital component of sustainable agricultural practices.”

Examples

simple

“The farmer grows alfalfa to feed his cows.”

contextual

“Because of its high protein content, alfalfa is a staple in the diet of many large animals like horses and sheep.”

complex

“The rotation of alfalfa with other crops helps improve soil fertility by fixing atmospheric nitrogen, making it a vital component of sustainable agricultural practices.”

Real-World Examples

“A herder helps to move a flock of sheep near California's border with Mexico to graze on alfalfa in 2025.”
The Conversation · 25 Aug 2026
“Of 34 sick people interviewed, 26 reported eating alfalfa sprouts, according to the US Food and Drug Administration (FDA).”
The Guardian · 24 Aug 2026

Etymology

PIE word *h₁éḱwos Etymology tree Proto-Indo-European *HéHḱus Proto-Indo-European *h₁éḱwos Proto-Indo-Iranian *Háćwas Proto-Iranian *Hácwah Proto-Iranian *Hástiš Proto-Iranian *HacwaHastiš Old Median *aspāstišder. Arabic فَصْفَص (faṣfaṣ)bor. Old Spanish alfalfez Spanish alfalfabor. English alfalfa From Spanish alfalfa, from Old Spanish alfalfez, from Arabic الْفَصْفَصَة (al-faṣfaṣa, “alfalfa, lucerne”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

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