p

Reading level: hard

Estimated CEFR level: B2 — Upper-Intermediate

Estimated from word frequency; not an official CEFR classification.

Definition

noun a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms
noun the 16th letter of the Roman alphabet

Abbreviations

They’re p’inted right, this time. — The Adventures of Tom Sawyer, Complete, Mark Twain
‘Yes.’ ‘P,’ suggested Nicholas, good-naturedly. — Nicholas Nickleby, Charles Dickens
(See 'Bishop on Divorce,' p. — Eighty Years and More; Reminiscences 1815-1897, Elizabeth Cady Stanton

phosphorus, atomic number 15

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