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Definition of petrea
petrea
/pəˈtriː.ə/
pe · tre · a
Plural:petreas
petrea Lexical Profile
CEFR
C2
Grade
11
Tier
3
Usage
Rare
• noun
1
A genus of evergreen flowering vines and shrubs in the verbena family (Verbenaceae), native to tropical regions of the Americas, characterized by striking drooping racemes of violet or blue flowers and rough, sandpaper-like leaves.
Example
"The horticulturist trained a vibrant petrea to climb the southern trellis, anticipating its spectacular cascade of purple blooms in the late spring."
• Rhymes for petrea
• Nearby Words
Word Origin & Etymology
Named in honor of Robert James Petre, 8th Baron Petre, an 18th-century English horticulturist and renowned patron of botany, combined with the standard botanical suffix '-a'.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Petrea. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/petrea