Definition of "pertinaciously" [pertinaciously]

• In a stubbornly resolute manner; tenaciously holding one's opinion or course of action. (adverb)

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• "The landlady's youngest daughter, an officious little girl of about twelve, volunteered as guide, and, being rejected, followed us pertinaciously from a distance."
• "Thomas Mugridge, so strangely and pertinaciously clinging to life, was soon limping about again and performing his double duties of cook and cabin-boy."
• "In his notes respecting Newspapers and Debating societies he had originally written and pertinaciously retained a downright attack upon Government. —"