superphosphate
Chemical term for an acid phosphate, especially calcium superphosphate used as fertilizer.
Calcium superphosphate is widely used as a fertilizer.
superphosphate of lime; calcium superphosphate
superphosphate fertilizer
Common mixed-kana spelling in modern chemical contexts.
Older kanji spelling using 燐; less common today.
Compound of 過 (ka, 'excess/per-') + リン酸 (rinsan, 'phosphoric acid'), calqued from English 'superphosphate'.