List of 13-letter words containing ••••••

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There are 16 thirteen-letter words containing L, N, 3O, P and R

FLUOROSCOPING	• fluoroscoping v. Present participle of fluoroscope. • FLUOROSCOPE v. to examine by fluoroscope.
ISOPROTERENOL	• isoproterenol n. (Pharmacology) Synonym of isoprenaline. • ISOPROTERENOL n. a sympathomimetic agent used in the treatment of asthma.
PHOTOELECTRON	• photoelectron n. (Physics) An electron ejected from the surface of a material by the photoelectric effect. • PHOTOELECTRON n. an electron released from a surface by a photon.
POLTROONERIES	• poltrooneries n. Plural of poltroonery. • POLTROONERY n. mean pusillanimity, cowardice.
POLYPROTODONT	• polyprotodont n. Any marsupial of the order Polyprotodontia. • POLYPROTODONT n. any member of the Polyprotodontia, the suborder of marsupials, including opossums, dasyures, etc., with many small incisors.
PROLEGOMENOUS	• prolegomenous adj. (Literary) Introductory; functioning as a preface or prolegomenon. • PROLEGOMENOUS adj. of the nature of a prolegomenon, introduction, also PROLEGOMENAL, PROLEGOMENARY.
PROLONGATIONS	• prolongations n. Plural of prolongation. • PROLONGATION n. the act of prolonging.
PROPORTIONALS	• proportionals n. Plural of proportional. • PROPORTIONAL n. a number or quantity in a proportion.
PROPOSITIONAL	• propositional adj. Relating to, or limited to, propositions. • PROPOSITIONAL adj. of the nature of a proposition.
PROTANOMALOUS	• protanomalous adj. Having or relating to protanomaly. • PROTANOMALOUS adj. afflicted with protanomaly, a form of colour blindness in which there is a decreased response to red.
PROTOCOLISING	• protocolising v. Present participle of protocolise. • PROTOCOLISE v. to make a protocol of, also PROTOCOLIZE.
PROTOCOLIZING	• protocolizing v. Present participle of protocolize. • PROTOCOLIZE v. to make a protocol of, also PROTOCOLISE.
PROTONOTARIAL	• PROTONOTARIAL adj. of or like a protonotary, a principle law clerk in certain courts of law.
SPOROPOLLENIN	• sporopollenin n. (Botany) A combination of biopolymers, observed in the exine layer of the spore and pollen wall. • SPOROPOLLENIN n. a polymer that comprises the exine (outer layer of the wall) of spores and pollen grains.
TROPOCOLLAGEN	• tropocollagen n. (Biochemistry) A component of fibres of collagen in which three polypeptide chains are coiled around each other. • TROPOCOLLAGEN n. a subunit of collagen fibrils consisting of three polypeptide strands arranged in a helix.
ZOOSPORANGIAL	• zoosporangial adj. Of or pertaining to zoosporangia. • ZOOSPORANGIAL adj. relating to zoosporangia.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the 1Word.ws and WikWik.org.

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English Wiktionary: 141 words
Scrabble in French: 31 words
Scrabble in Spanish: 38 words
Scrabble in Italian: 122 words
Scrabble in German: no word
Scrabble in Romanian: 187 words

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