Aviation dictionary. 2014.
mean geometric pitch — The average or mean of the geometric pitches of all elements from the root of the blade to its tip … Aviation dictionary
pitch ratio — The ratio of the geometric pitch or another specified pitch of a propeller to the diameter of the propeller. It is expressed as a mathematical proportion, as in 1.4 to 1 … Aviation dictionary
Geometric — Ge o*met ric, Geometrical Ge o*met ric*al, a. [L. geometricus; Gr. ?: cf. F. g[ e]om[ e]trique.] 1. Pertaining to, or according to the rules or principles of, geometry; determined by geometry; as, a geometrical solution of a problem. [1913… … The Collaborative International Dictionary of English
Geometric lathe — Geometric Ge o*met ric, Geometrical Ge o*met ric*al, a. [L. geometricus; Gr. ?: cf. F. g[ e]om[ e]trique.] 1. Pertaining to, or according to the rules or principles of, geometry; determined by geometry; as, a geometrical solution of a problem.… … The Collaborative International Dictionary of English
Geometric pen — Geometric Ge o*met ric, Geometrical Ge o*met ric*al, a. [L. geometricus; Gr. ?: cf. F. g[ e]om[ e]trique.] 1. Pertaining to, or according to the rules or principles of, geometry; determined by geometry; as, a geometrical solution of a problem.… … The Collaborative International Dictionary of English
Geometric spider — Geometric Ge o*met ric, Geometrical Ge o*met ric*al, a. [L. geometricus; Gr. ?: cf. F. g[ e]om[ e]trique.] 1. Pertaining to, or according to the rules or principles of, geometry; determined by geometry; as, a geometrical solution of a problem.… … The Collaborative International Dictionary of English
Geometric square — Geometric Ge o*met ric, Geometrical Ge o*met ric*al, a. [L. geometricus; Gr. ?: cf. F. g[ e]om[ e]trique.] 1. Pertaining to, or according to the rules or principles of, geometry; determined by geometry; as, a geometrical solution of a problem.… … The Collaborative International Dictionary of English
effective pitch — The actual distance a propeller moves forward through the air in one revolution. It is the difference between the geometric pitch of a propeller and the propeller slip. Also called a practical pitch. The difference between the geometric pitch and … Aviation dictionary
effective pitch ratio — Basic propeller characteristics represented by the formula V/nd, where V is air speed, n is propeller RPM, and d is diameter. Pitch ratio is the ratio of the geometric pitch, or other specified pitch, of a propeller to the diameter of the… … Aviation dictionary
standard pitch — A geometric pitch of a propeller measured at two thirds of the propeller’s radius and expressed either as a percentage or as a fraction. Also called a nominal pitch … Aviation dictionary
