1. In an uncalled-for manner
   "he insulted us gratuitously"

See also: gratuitous

• Polygonia
• Polygonia comma
• Polygonum
• Polygonum aubertii
• Polygonum fagopyrum
• Polygonum orientale
• polygram
• polygraph
• polygynist
• polygynous
• polygyny
• polyhedral
• polyhedral angle
• polyhedron
• polyhidrosis
• polyhistor
• Polyhymnia
• Polymastigina
• polymastigote
• polymath
• polymathic
• polymathy
• polymer
• polymerase
• polymeric