1. An overprecise person; one rigidly or ceremoniously exact in the observance of rules

Derived forms: precisians

• genus Peridinium
• genus Perilla
• genus Periophthalmus
• genus Peripatopsis
• genus Peripatus
• genus Periplaneta
• genus Periploca
• genus Perisoreus
• genus Peristedion
• genus Pernis
• genus Perodicticus
• genus Perognathus
• genus Peromyscus
• genus Peronospora
• genus Persea
• genus Persoonia
• genus Pertusaria
• genus Petasites
• genus Petaurista
• genus Petaurus
• genus Petrocoptis
• genus Petrogale
• genus Petromyzon
• genus Petroselinum
• genus Petteria