Noun

(uncountable, obsolete) The ability to endure pain or hardship; endurance.

(uncountable) The ability or practice of tolerating; an acceptance or patience with the beliefs, opinions or practices of others; a lack of bigotry.

(uncountable) The ability of the body (or other organism) to resist the action of a poison, to cope with a dangerous drug or to survive infection by an organism.

(countable) The variation or deviation from a standard, especially the maximum permitted variation in an engineering measurement.

(uncountable) The ability of the body to accept a tissue graft without rejection.

Noun

(uncountable) Doubt; the condition of being uncertain or without conviction.

*

, title=(The Celebrity), chapter=4 , passage=“Well,” I answered, at first with uncertainty , then with inspiration, “he would do splendidly to lead your cotillon, if you think of having one.” ¶ “So you do not dance, Mr. Crocker?” ¶ I was somewhat set back by her perspicuity.}}

* {{quote-news, year=2012, date=April 9, author=Mandeep Sanghera, work=BBC Sport

, title= Tottenham 1-2 Norwich , passage=After spending so much of the season looking upwards, the swashbuckling style and swagger of early season Spurs was replaced by uncertainty and frustration against a Norwich side who had the quality and verve to take advantage}}

(countable) Something uncertain or ambiguous.

(uncountable, mathematics) A parameter that measures the dispersion of a range of measured values.