顽固的 — meaning in English

English meaning

• adamant adj Refusing to change one's mind or position; firmly determined.
• intractable adj Not tractable; not able to be managed, controlled, governed or directed.
• obstinate adj Refusing to change one's opinion or course of action, often unreasonably so.
• opinionated adjective Holding and expressing strong personal views, often stubbornly.
• unyielding adjective Refusing to give in, bend, or change; firm.

Senses

顽固的 is used for these senses in English:

• adamant (said of people and their conviction) Firm; unshakeable; unyielding; determined.
• obstinate Stubbornly adhering to an opinion, purpose, or course, usually with implied unreasonableness; persistent.
• opinionated (of a person) Holding to one's own opinion obstinately and unreasonably.
• self-opinionated Obstinately adhering to one's own opinion.
• unyielding Not giving in; not bending; stubborn.

adamant — full definition

1. adj Refusing to change one's mind or position; firmly determined.
2. noun A legendary stone or mineral once believed to be unbreakable, historically linked to diamond or lodestone.

intractable — full definition

1. adj Not tractable; not able to be managed, controlled, governed or directed.
2. adj Not able to be solved in polynomial time; too difficult to attempt to solve.
3. adj Difficult to deal with, solve, or manage. (of a problem)
4. adj Stubborn; obstinate. (of a person)