1. Having the back covered with spines

See also: backed

• plunker
• pluperfect
• pluperfect tense
• plural
• plural form
• pluralisation
• pluralise
• pluralism
• pluralist
• pluralistic
• plurality
• pluralization
• pluralize
• plus
• plus fours
• plus sign
• plush
• plush-like
• plushy
• Plutarch
• Pluteaceae
• Pluteus
• Pluteus aurantiorugosus
• Pluteus cervinus
• Pluteus magnus