(ˌtrɛp ɪˈdeɪ ʃən)
1. tremulous fear, alarm, or agitation; perturbation.
2. a trembling or quivering movement.
[1595–1605; < Latin trepidātiō, derivative of trepidā(re) to be apprehensive, panic]
1. Disposed or eager to fight or engage in hostile opposition; belligerent.
2. Showing or expressing bitter opposition or hostility; aggressively defiant: a truculent speech against the new government; a truculent glance.
3. Disposed to violence; ferocious or cruel.
a. A system in which finely divided particles, which are approximately 1 to 1,000 millimicrons in size, are dispersed within a continuous medium in a manner that prevents them from being filtered easily or settled rapidly.
b. The particulate matter so dispersed.
2. The gelatinous stored secretion of the thyroid gland, consisting mainly of thyroglobulin.
3. Gelatinous material resulting from degeneration in diseased tissue.
Of, relating to, containing, or having the nature of a colloid.
A deterioration of mental faculties associated with aging
1. feebleness of mind, esp as a result of old age
2. foolish infatuation
intr.v. vac·il·lat·ed, vac·il·lat·ing, vac·il·lates
1. To be unable to choose between different courses of action or opinions; waver: She vacillated about whether to leave.
2. To change between one state and another; fluctuate: The weather vacillated between sunny and rainy.
3. Archaic To sway from one side to the other.
[Latin vacillāre, vacillāt-, to waver.]
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The word dord is a notable error in lexicography, an accidental creation, or ghost word, of the G. and C. Merriam Company’s staff in the New International Dictionary, second edition (1934), in which the term is defined as a synonym for density used by physicists and chemists.
Read more on this word At https://en.wikipedia.org/wiki/Dord