English Words: P
46,516 words · Page 272 of 931
Any of the extinct phylum †Petalonamae of motionless archaic animals that resemble leaves.
A monoclinic-prismatic mineral containing calcium, chlorine, hydrogen, oxygen, silicon, sodium, and zirconium.
A metric for objects on the scale of quadrillions (10¹⁵ or 1,000,000,000,000,000) of elements. Most often used for computer systems; a petascale computer system operates at speeds measured in petaflops and has memory measured in petabytes.
Any of a family of enzymes that break down polyethylene terephthalate (“PET”) through hydrolysis into mono-(2-hydroxyethyl) terephthalate.
A broad-brimmed, low-crowned hat worn by the Ancient Greeks and Romans, especially for travelling, and as often pictured to be worn by Hermes (or Mercury); (later also) the brimless winged cap worn by Hermes in later artistic depictions.
A measure of the strength of an explosion or a bomb based on how many quadrillion tons of TNT would be needed to produce the same energy.
Any flying marsupial of the order Phalangeriformes, such as those in genera Petaurista, Phalanger, Acrobates.
An SI unit of power equal to 10¹⁵ watts. Symbol: PW. An amount of power much larger than all the power generated by all power stations on Earth. (Consuming 1 petawatt during a duration of 1 hour would consume 1 petawatt-hour of energy.)
A unit of energy equal to that provided by one petawatt of power acting for one hour (3·6 × 10¹⁸ joules).
A small valve, spout, or faucet operated by hand, usually used to release pressure or drain fluid.
Characterized by, pertaining to, or resembling petechiae (small, nonraised haemorrhages on the skin).
A monoclinic-prismatic dark green mineral containing calcium, iron, magnesium, manganese, oxygen, silicon, sodium, and zinc.
Spelling & Dictionary Insight
The English alphabetical index for the letter P contains 46,516 headwords drawn from our Wiktionary-derived dictionary table. At 50 entries per page the browse splits into 931 pages, and you are currently viewing page 272. Every row above is a dictionary-backed entry with a canonical slug, and each links through to a full definition page with pronunciation, senses, etymology, and related-word data where available.
On this page 50 of 50 entries carry a part-of-speech tag and 50 carry at least one stored definition. Coverage varies across letters because Wiktionary volunteers build entries at different speeds for different parts of the alphabet, letters with common starting sounds (S, C, T, P) usually have the densest coverage, while less frequent starters (X, Q, Z) tend to have shorter but more specialised lists. PlainSpell surfaces whatever data is present and links back to the source when a definition is not yet recorded.
For readers using this index as a spelling reference, the guarantee is that every form you see on the list is a documented English headword, not a guess, not a derived inflection lacking a lemma row. If a word you expected to find is absent from the "P" list, it usually means the form exists only as an inflection of another lemma (e.g. a past participle stored under the infinitive) or the entry has not yet been imported from Wiktionary. Use the search bar or the misspelling lookup to resolve these cases.