🇬🇧 Fidelity meaning: English Vocabulary Flash Card

Fidelity means being very loyal and faithful to someone or something. When you have fidelity to a person, you keep your promises, stand by them, and do not cheat on them, especially in a romantic relationship like a marriage. It also can mean sticking to the rules, the truth, or an idea and not changing sides just because it’s easier. A person with fidelity can be trusted to stay loyal, even when things get hard.

The magician’s assistant showed fidelity by not telling anyone that the ‘mysterious portal’ was just a closet.

The robot swore fidelity to its owner, then faithfully guarded a sock drawer for seven years.

Grandpa boasted about his fidelity to Grandma, saying he’d loved her since dinosaurs ‘almost’ roamed the earth.

The knight’s fidelity to his horse was clear when he brushed its tail while his own hair looked like a haystack.

In some animal species, like swans and wolves, pairs can show strong fidelity by staying together as partners for many years.

Each morning she swept the small porch where he sat; rain dried on the old coat on the chair. Neighbors nodded at her fidelity. Even the cat knew her fidelity. Her fidelity showed in the cup she left on the table. Her fidelity was the bulbs she planted every spring. Her fidelity filled the quiet house, and she laughed softly.

This word is at the C2 level, which means it represents the highest mastery of English. It’s often used in specialized or highly formal contexts and helps you communicate with precision and subtlety, much like a native speaker.

Expanding your English vocabulary is one of the best ways to improve your pronunciation, spelling, and confidence in English. Watch the video above to memorize the word, understand its meaning, and see example sentences in action. Discover related words to grow your vocabulary naturally. Add words to your playlist for stress-free, effective learning—anytime, anywhere! Watch, learn, repeat.