Definition of q-factor in English English dictionary
- Lorentz factor
- the factor, used in special relativity, to calculate the degree of time dilation, length contraction and relativistic mass of an object moving relative to an observer
- Q factor
- a measure of the quality of an electric circuit; the ratio of the reactance to the resistance
- Rhesus factor
- An antigen (also referred to as RhD) appearing on the surface of the red blood cells of most (85%) humans. An incompatibility between the Rh-blood types of a mother and her baby may cause serious disease for the baby
- X factor
- prothrombinase, also called factor X
- X factor
- An unknown or hard-to-define influence; a factor with unknown or unforeseeable consequences
And put him on an LA film set and he glowed with that indefinable X-factor that agents the world over wished they could bottle.
- X-factor
- Alternative spelling of X factor
- breakeven load factor
- The load factor necessary for an airline to break even. It is a function of the percent of seats filled at a particular yield versus the airlines operating costs
- bugger factor
- Another term for Sod's law or Murphy's law: "Anything that can go wrong, will go wrong."
- citrovorum factor
- The active form of folic acid
- corn-factor
- A trader in grains
My name is Henchard; ha'n't you replied to an advertisement for a corn-factor's manager that I put into the paper - ha'n't you come here to see me about it?.
- death factor
- Any of various substances that cause apoptosis in cells
The Fas ligand (FasL) is a key death factor of cytotoxic T lymphocytes and natural killer cells.
- factor
- An integral part
The economy was a factor in this year's budget figures.
- factor
- To be a product of other objects
- factor
- To find all the factors of (a number or other mathematical object) (the objects that divide it evenly)
- factor
- Any of various objects multiplied together to form some whole
The factors of the Klein four-group are both cyclic of order 2.
- factor
- Influence; a phenomenon that affects the nature, the magnitude, and/or the timing of a consequence
The launch temperature was a factor of the Challenger disaster.
- factor
- A doer, maker; a person who does things for another person or organization
The factor of the trading post bought the furs.
- factor of production
- A resource employed to produce goods and services, such as labor, land, and capital
- factor space
- A space which is a factor (multiplicand) in a product space
- factor space
- A space obtained from another by identification of points that are equivalent to one another in some equivalence relation
- factor spaces
- plural form of factor space
- feel-good factor
- the collective feeling of well-being (or otherwise) of an electorate; a high one supposedly favouring the incumbent party in an election
- form factor
- A function that describes the scattering power of an atom as function of the scattering angle
- form factor
- Any of several functions that describe the unknown internal state of a particle
- form factor
- The geometry of an object, especially in engineering design; configuration
I want him to barely remember that this is the form factor that dictionaries used to come in.
- form factor
- A factor describing the stress distribution of a body
- form factor
- The ratio of the RMS value to the absolute mean of a sinusoidal wave (especially to that of an alternating current)
- form factor
- The emissivity of a material
- fudge factor
- any padding or compensation built into a guess or estimate
- fudge factor
- A quantity introduced to compensate for uncertainty
We don't know exactly how much the load will weigh, so we'll add in a fudge factor to make sure we don't underestimate.
- granulocyte-macrophage colony-stimulating factor
- A cytokine protein secreted by macrophages, T cells, mast cells, endothelial cells and fibroblasts
- growth factor
- A naturally-occurring substance capable of stimulating cellular growth, proliferation, and cellular differentiation
- gut factor
- The emotional dimension of decision making. A persons subjective (often almost visceral) feelings about what feels right or wrong, good or bad. An inner persuasion that one may feel convinced is the appropriate decision
- latte factor
- the economics phenomenon whereby many small purchases add up to a significant expenditure over time
- nerve growth factor
- a functional protein complex required for the suvival, growth and specialization of certain types of neurons in vertebrates
Nerve growth factor is the prototypical member of the neurotrophin family.
- power factor
- The ratio of the actual power to the apparent power in an alternating current power system; specifically, the cosine of the phase angle between the voltage and the current
The power factor is of interest because it is a measure of the power which does useful work.
- prime factor
- A factor of a given integer which is also a prime number
- prime factor
- to reduce an integer to its set of prime factors
- pull factor
- The lure of another country, region, organization, or religion
Family is often a pull factor for older adults. A senior may want to move closer to family for two fundamental reasons:.
- push factor
- A factor that leaves one with no choice but to leave one's current home (especially parental home), country, region, organization, or religion
- safety factor
- The ratio of the maximum stress or load which something can withstand to the stress or load which it was designed to withstand under normal operation
The common safety factor used for elevator support cables is 11.
- sleaze factor
- the corrupt or tainted element of a political party or administration
- sleaze factor
- the sleazy or sordid aspect of a political situation
- space factor
- The ratio of the volume occupied by the wire in the winding, or the iron in the core, to the total volume of the winding or the core
- sun protection factor
- an indication of how long a sunscreen remains effective when applied to the skin
Example: If someone normally burns in 10 minutes with no sunscreen, then a sunscreen with factor 20 will provide protection for up to 20x10 = 200 minutes.
- tumor necrosis factor
- Any of several polypeptide hormones, produced by macrophages, that can destroy some cancer cells
- vascular endothelial growth factor
- A signalling protein that regulates vasculogenesis
- warp factor
- A hypothetical figure describing a speed of one light-year per hour
- x factor
- Alternative spelling of X factor
- megakaryocyte growth and development factor
- Thrombopoietin (THPO) also known as megakaryocyte growth and development factor (MGDF) is a protein that in humans is encoded by the THPO gene
- factor
- {n} an agent for another, deputy, substitute
- factor
- Resolve into factors
- factor in
- Resolve into factors; "a quantum computer can factor the number 15"; (synonym) factor, factor out
- factor into
- Resolve into factors
- factor out
- (Or 'factor in')Resolve into factors; "a quantum computer can factor the number 15"
- fatgue notch factor
- A notch, scratch, or other impairment on the surface of a metal resulting in premature failure of the metal
- geogenic factor
- (Çevre) Geogenic factors are those which originate in the soil, as opposed to those of anthropic origin (anthropogenic)
- intrinsic factor
- A substance that is secreted by the gastric mucous membrane and is essential for the absorption of vitamin B12 in the intestines
- powder factor
- (Madencilik) The quantity of explosive used per unit of rock blasted, measured in lb/yd3 (kg/m3 ) per ton (metric ton) of rock
- preexponential factor
- In chemical kinetics, the "preexponential" factor or "A factor" is the pre-exponential constant in the Arrhenius equation, an empirical relationship between temperature and rate coefficient. It is usually designated by A when determined from experiment, while Z is usually left for collision frequency
- sequence-specific DNA-binding factor
- (Biyoloji) In molecular biology and genetics, a transcription factor (sometimes called a sequence-specific DNA-binding factor) is a protein that binds to specific DNA sequences, thereby controlling the flow (or transcription) of genetic information from DNA to mRNA. Transcription factors perform this function alone or with other proteins in a complex, by promoting (as an activator), or blocking (as a repressor) the recruitment of RNA polymerase (the enzyme that performs the transcription of genetic information from DNA to RNA) to specific genes
- transcription factor
- (Biyoloji) In molecular biology and genetics, a transcription factor (sometimes called a sequence-specific DNA-binding factor) is a protein that binds to specific DNA sequences, thereby controlling the flow (or transcription) of genetic information from DNA to mRNA. Transcription factors perform this function alone or with other proteins in a complex, by promoting (as an activator), or blocking (as a repressor) the recruitment of RNA polymerase (the enzyme that performs the transcription of genetic information from DNA to RNA) to specific genes
- unity power factor
- (Elektrik, Elektronik) (electricity) Power factor of 1.0, obtained when current and voltage are in phase, as in a circuit containing only resistance or in a reactive circuit at resonance
- wind chill factor
- (Meteoroloji) Wind chill (often popularly called the wind chill factor) is the felt air temperature on exposed skin due to wind. The wind chill temperature is never higher than the air temperature, and the windchill is undefined at the higher temps (above 10 °C [50 °F]). Humidity on the skin can result in a higher felt air temperature, which is accurately termed the heat index (or humidex), and is used instead
- wow factor
- An aspect of something that is very impressive or exciting