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Definitions

fantastic

[fan-tas-tik] / fænˈtæs tɪk /
ADJECTIVE
strange, different; imaginary
Synonyms
STRONGEST
absurd crazy exotic fanciful grotesque imaginative implausible incredible insane ludicrous odd outlandish preposterous ridiculous singular unbelievable unreal weird
WEAK
artificial capricious chimerical comical eccentric erratic extravagant extreme far-fetched fictional foolish foreign freakish hallucinatory illusive irrational mad misleading nonsensical out of sight peculiar phantasmagorical quaint suppositious unlikely wacky whimsical
Antonyms
STRONGEST
balanced believable credible familiar logical normal ordinary plausible rational real realistic sensible serious unimaginative
ADJECTIVE
enormous
Synonyms
STRONGEST
great huge overwhelming tremendous
WEAK
cracking extreme humongous massive monstrous monumental prodigious severe stupendous towering
Antonyms
STRONGEST
insignificant little miniature minute small tiny
ADJECTIVE
wonderful, excellent
Synonyms
STRONGEST
awesome delicious first-rate great marvelous sensational superb unreal
WEAK
A-1 best best ever cat's meow far-out first-class like wow out of sight out of this world primo
Antonyms
STRONGEST
bad inferior insignificant ordinary poor unamazing
WEAK
common commonplace conventional customary familiar unpleasant usual

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Harvard-Westlake’s ace pitcher, junior Justin Kirchner, made a fantastic first impression in the first inning.

From Los Angeles Times • Apr. 14, 2026

Puppets create a liminal space between the quotidian and the fantastic, while inhabiting the same, actual three-dimensional space as the rest of us.

From Los Angeles Times • Apr. 13, 2026

It was a fantastic strategy through the 1950s and 1960s filled with F1 championships and notable clients.

From The Wall Street Journal • Apr. 10, 2026

“La Cañada is one of those five, maybe six towns in the greater Los Angeles area with fantastic public schools,” explains Farr.

From MarketWatch • Apr. 7, 2026

“But, Coach, that’s awesome! A little baby satyr? Or maybe a nymph? You’ll be a fantastic dad.”

From "The House of Hades" by Rick Riordan

Vocabulary lists containing fantastic

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"What is the Horror Genre?" by Sharon A. Russell

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"Frankenstein" and "How Frankenstein Began"

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