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There are 9 twelve-letter words beginning with PN

PNEUMATHODESPNEUMATHODE n. a band or pore or aerating tissue, esp. along the stipes of ferns.
PNEUMATICITYpneumaticity n. (Biology) The state of being pneumatic, or of having a cavity or cavities filled with air.
PNEUMATICITY n. the state of being pneumatic.
PNEUMATOLOGYpneumatology n. The study of spiritual beings and phenomena, especially the interactions between humans and God.
pneumatology n. (Christianity, theology) The study of the Holy Spirit as revealed in Scripture.
pneumatology n. The science dealing with air or gases, their physical and chemical properties, therapeutic applications, etc.
PNEUMOCOCCALpneumococcal adj. Of, pertaining to or caused by a pneumococcus bacterium.
PNEUMOCOCCAL adj. of or like a pneumococcus, a bacterium that causes an acute pneumonia involving one or more lobes of the lung.
PNEUMOCOCCUSpneumococcus n. A gram-positive bacterium, Streptococcus pneumoniae, that causes pneumonia and other infectious diseases.
PNEUMOCOCCUS n. a bacterium that causes an acute pneumonia involving one or more lobes of the lung.
PNEUMOCYSTISpneumocystis n. (Pathology) A parasitic fungal organism of the genus Pneumocystis, in humans specifically Pneumocystis jorevicii.
Pneumocystis prop.n. A taxonomic genus within the family Pneumocystidaceae – fungi first thought to be protozoa, including…
PNEUMOCYSTIS n. any protozoan of the genus Pneumocystis, esp. P. carinii, which is a cause of pneumonia.
PNEUMOGRAPHSpneumographs n. Plural of pneumograph.
PNEUMOGRAPH n. an instrument for measuring and recording respiration.
PNEUMONOLOGYpneumonology n. Alternative form of pneumology.
PNEUMONOLOGY n. the study of the respiratory system.
PNEUMOTHORAXpneumothorax n. (Medicine) Presence of air inside the pleural cavity, usually caused by injury either to the lung or the chest wall.
PNEUMOTHORAX n. accumulation of air or gas in the pleural cavity.

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 WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 38 words
  • Scrabble in French: 8 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 13 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 26 words


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