Definitions
1.AdjectiveUnable or indisposed to tolerate, endure or bear. .mw-parser-output .defdate{font-size:smaller}
2.AdjectiveUnable to digest food or be given substances of a certain composition without adverse effects. .mw-parser-output .object-usage-tag{font-style:italic}.mw-parser-output .deprecated{color:var(--wikt-palette-grey-lime-8,olivedrab)}[with of or to]"I am intolerant of lactose, so I can't drink milk; I am lactose-intolerant, so I can't drink milk."
3.AdjectiveNot tolerant; close-minded about new or different ideas; indisposed to tolerate contrary opinions or beliefs; impatient of dissent or opposition; denying or refusing the right of private opinion or choice in others; inclined to persecute or suppress dissent.
4.NounOne who is intolerant; a bigot.