- The definition of vital is something that is absolutely essential or necessary or a person who is lively and full of life.
- An example of vital is your heart.
- An example of vital is a person who is always active and on-the-go.
vital definition by Webster's New World
- of, concerned with, or manifesting life: vital energy
- necessary or essential to life; being a source or support of life: vital organs
- affecting, esp. destroying, life; critical, esp. fatal: a vital wound
- essential to the existence or continuance of something; indispensable: a vital function
- of crucial importance: a vital matter
- affecting the validity, truth, etc. of something: a vital error
- full of life and vigor; energetic: a vital personality
Origin: Middle English ; from Middle French ; from Classical Latin vitalis, vital ; from vita, life, akin to vivere, to live: see bio-
- the vital organs, as the heart, brain, lungs, etc.
- the essential parts of anything, indispensable for its existence, continuance, etc.
- vitally adverb
vital definition by American Heritage Dictionary
- Of, relating to, or characteristic of life: See Synonyms at living.
- Necessary to the continuation of life; life-sustaining: a vital organ; vital nutrients.
- Full of life; animated: “The population of the teeming, vital slum . . . declined” (Rick Hampson).
- Imparting life or animation; invigorating: the sun's vital rays.
- Necessary to continued existence or effectiveness; essential: “Irrigation was vital to early civilization” (William H. McNeill). “A vital component of any democracy is a free labor movement” (Bayard Rustin).
- Concerned with or recording data pertinent to lives: vital records.
- Biology Used or done on a living cell or tissue: vital dyes; vital staining.
- Destructive to life; fatal: a vital injury.
Origin: Middle English, from Old French, from Latin vītālis, from vīta, life; see gwei- in Indo-European roots.
- viˈtal·ly adverb
- viˈtal·ness noun
vital - Medical Definition
- Of, relating to, or characteristic of life.
- Necessary to the continuation of life.
- Used or done on a living cell or tissue, as in staining.
- Destructive to life; fatal, as of an injury.