|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|
|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
pneumonic pneu·mon·ic (n&oobreve;-mŏn'ĭk, ny&oobreve;-)
Relating to, affected by, or similar to pneumonia.
Of, affecting, or relating to the lungs; pulmonary.