-i (#), -igi (#)
A suffix used to form abstract nouns expressing state, degree, or condition: metallicity, luminosity, periodicity, Gaussianity.
From M.E. -ite, from O.Fr. -ité, from L. -itas (-itat-), from -i- (thematic or, rarely, connective vowel) + -tas (-tat-), may be cognate with Av./Skt. -tāt (as in Av. uparatāt, Skt. uparátāt "supremacy," Av. haurvatāt, Skt. sarvátāt "completeness").
The suffix -igi, from -ig adj. suffix, variant of -ik,
→ -ic, + -i noun suffix.
Fr.: humidité absolue
In a system of moist air, the ratio of the mass of water vapor to the total volume of the system. → humidity.
Fr.: luminosité absolue
A star's → intrinsic brightness, i.e. the total amount of energy radiated by the star per second. → Luminosity is often expressed in units of watts or erg/sec. The Sun's absolute luminosity is 3.86 × 1033 erg/sec.
Fr.: perméabilité absolue
Fr.: viscosité absolue
The ratio of energy absorbed by a body to energy incident upon the same body.
Daršamâyi, from daršamâ quality adj. from daršam, present stem of daršamidan + -yi noun suffix.
Fr.: rapport absorptivité-émissivité
For a spatial object, the ratio between its absorption of solar radiation and its infrared emission.
The quality or state of being absurd; something that is absurd.
acceleration of gravity
Fr.: accélération de la gravité
The acceleration that an object experiences because of gravity when it falls freely close to the surface of a massive body, such as a planet. Same as → gravitational acceleration.
For a radioactive substance, the average number of atoms disintegrating per unit time.
Activity, from → active + -ity.
Žirandegi, noun from žirandé, → active.
1) The quality or state of being actual or something that is actual; reality.
Sharpness; acuteness; keenness of perception.
M.E., from M.Fr. acuité, from M.L. acuitatem (nom. acuitas) "sharpness," from L. acus "needle," acuere "to sharpen," from PIE root *ak- "be sharp."
Tiznâ "sharpness," from tiz, "→ sharp," + -nâ, a suffix that transforms adjective into noun (compare with tangnâ, derâznâ, farâxnâ, etc.).
acuity of vision
Fr.: acuité visuelle
The ability of the → eye to see separately two points close to each other. It is a measure of the → resolving power of the eye's → optical system and depends on the density of cells in the → retina. The maximum acuity of the normal human eye is around 0.5 minutes of arc.
Fr.: identité additive
The number which can be added to any other number without changing the magnitude of that number: zero. → multiplicative identity.
additive law of probability
qânun-e bardâyeši-ye šavânâyi
Fr.: loi additive de probabilité
If E1, E2, ..., En are n → mutually exclusive events, then the probability of occurrence of at least one of them is the sum of their individual probabilities: P(E1 + E2 + ... + En) = P(E1) + P(E2) + ... + P(En).
1) General: A relationship or resemblance.
Fr.: vitesse d'Alfvén
same as → Alfven speed.
The quality of state of being → ambiguous.