- the figure or symbol 0, which in the Arabic notation for numbers stands for the absence of quantity; cipher.
- the origin of any kind of measurement; line or point from which all divisions of a scale, as a thermometer, are measured in either a positive or a negative direction.
- a mathematical value intermediate between positive and negative values.
- naught; nothing.
- the lowest point or degree.
- the absence of a linguistic element, as a phoneme or morpheme, in a position in which one previously existed or might by analogy be expected to exist, often represented by the symbol 0̷: Inflectional endings were reduced to zero. The alternant of the plural morpheme in “sheep” is zero.
- a sight setting for both elevation and windage on any particular range causing a projectile to strike the center of the target on a normal day, under favorable light conditions, with no wind blowing.
- Mathematics.
- the identity element of a group in which the operation is addition.
- (of a function, especially of a function of a complex variable) a point at which a given function, usually a function of a complex variable, has the value zero; a root.
- a single-engine Japanese fighter plane used in World War II.
- to adjust (an instrument or apparatus) to a zero point or to an arbitrary reading from which all other readings are to be measured.
- to reduce to zero.
- to kill (a congressional bill, appropriation, etc.): The proposed tax increase has been zeroed for the time being.
- amounting to zero: a zero score.
- having no measurable quantity or magnitude; not any: zero economic growth.
- noting a hypothetical morphological element that is posited as existing by analogy with a regular pattern of inflection or derivation in a language, but is not represented by any sequence of phonological elements: the zero allomorph of “-ed” in “cut”; “Deer” has a zero plural.
- Meteorology.
- (of an atmospheric ceiling) pertaining to or limiting vertical visibility to 50 feet (15.2 meters) or less.
- of, relating to, or limiting horizontal visibility to 165 feet (50.3 meters) or less.
- zero-coupon.
- being or pertaining to the precise time, as a specific hour or second, when something must or does happen, as the explosion of a nuclear weapon: in an underground shelter at zero second.
- to aim (a rifle, etc.) at the precise center or range of a target.
- zero in on,
- to aim directly at (a target).
- to direct one's attention to; focus on; concentrate on.
- to converge on; close in on.
- the symbol 0, indicating an absence of quantity or magnitude; nought
- the integer denoted by the symbol 0; nought
- the cardinal number between +1 and –1
- nothing; nil
- a person or thing of no significance; nonentity
- the lowest point or degree
- the line or point on a scale of measurement from which the graduations commence
- the temperature, pressure, etc, that registers a reading of zero on a scale
- the value of a variable, such as temperature, obtained under specified conditions
- a gunsight setting in which accurate allowance has been made for both windage and elevation for a specified range
- maths
- the cardinal number of a set with no members
- the identity element of addition
- linguistics
- an allomorph with no phonetic realization, as the plural marker of English sheep
- (as modifier)
- a bond that pays no interest, the equivalent being paid in its redemption value
- having no measurable quantity, magnitude, etc
- meteorol
- (of a cloud ceiling) limiting visibility to 15 metres (50 feet) or less
- (of horizontal visibility) limited to 50 metres (165 feet) or less
- to adjust (an instrument, apparatus, etc) so as to read zero or a position taken as zero
- no (thing) at all
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- ORGANOTHERAPY (noun) Definition, Meaning & Examples
