This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Pulsing or throbbing with energy or activity: the vibrant streets of a big city.

adj. Vigorous, lively, and vital: "a vibrant group that challenged the . . . system” ( Philip Taubman).

adj. Exhibiting or characterized by rapid, rhythmic movement back and forth or to and fro; vibrating.

adj. Produced as a result of vibration; resonant or resounding: vibrant voices.

adj. Relatively high on the scale of brightness: a vibrant hue.

adj. Pulsing with energy or activity

adj. Lively and vigorous

adj. Vibrating, resonant or resounding

adj. bright

adj. Vibrating; tremulous; resonant.

Vibrating; agitated; specifically, vibrating so as to produce sound: as, a vibrant string.

Of sounds, resonant; sonorous; characterized by a perceptible vibration; sometimes, tremulous.

adj. of colors that are bright and striking

adj. vigorous and animated

adj. of sounds that are strong and resonating

"The participants sit in a state of what I call vibrant equality."

colourful    colorful    spirited    reverberant   

vibration    vibrate    vibrator   

vibrating    tremulous    resonant    oscillating    oscillant    undulous    librating   

vivid    joyous    mellow    vivacious    penetrate    radiant    melodious    resonant    husky    eerie