gyrator

‘d3ai,zetoz,,d3ar’zee-tai nm. he who or that which gyrates or whirls. gyratory ‘d3ai-zo,tozz adj. moving in a gyre, circle, spiral, or helix; reyelving; whirling. gyre dzaiz n. ‘ 4. a turning round, revolution, whirl; a circular or spiral turn. 2. a ring, circle, spiral, or helix; also, a vertex. gyroplane ‘dgjar-za,peen n. a flying-machine in whose design the princrple of sustention by means of gyrating or rotating aeroferls 1s given preminence; a flyer of the helzcepter type. gyropter,dar’zeptez n. a gyrating or rotating wing or aerocurv; also, a flyrzng-machine of the helicepter type invented or advocated by Davidson. gyroscope ‘dsar-zo,skop n. a device consisting e entially of a rotating wheel mounted in a ring and havang its axis free to turn in any direction, exhibiting im its action the opposition which the axial momentum of a rotating ‘body makes to any change in the plane of its rotation. gyroscopic,djai-zo’skepzk adj. pertaining to or of the nature of a gyroscope; rotatory. gyroscopic effect, the balancing-effect of gyroscopic action; the stedyingzeffect characteristic of the’ gyroscope. gyroscopic motor, a motor or gasoline eng in 1n which, by rotation of cylinders, etc., a certain gyroscepie effect rs obtaind. gyroscopic stability, stability or stedrne of an airship due to gyroscopic action of revelving aeroferls or other rotary mechanism. gyrostat ‘d3a1-zo,stet n. a device consisting erdinarsly of a rapidly rotating flywheel pivoted as finely as pe ible within a rigid case, having a cenvex curvilinear polygonal ~ berder, in the plane perpendicular to the axis thru the center of gravity of the whole. gyrostatic,dzai-zo’stetik adj. pertaining to the gyrostat or gyrostatrcs; connected with the principle that a rotating body tends to maintain its plane of rotation. gyrostatically,dgai-zo’stetiks-lr adv. in a gyrostatrc manner.; gyrostatics,dzai-zo’stetiks n. the science of gyrating or rotating bedies. hail heel n. ice or frozen vapor falling in pellets or ma es in a shower from the atmosfere. soft hail, hail made up of small hailstones or frozen rain drops, usually mixt with rain and melting rapidly. hail heel v. 4. inti. (impersonally): it hails, hail falls;. (with subject) pour or send down hail. 2. tr. pour down as hail; throw or send down a shower like hail rn a storm. hail-band ’heel,bend n. a band or narrow tract of ground coverd with hail; one of the strips of land (usually parallel to each other and to the path of the storm) which, as a result of a hailstorm, is left coverd over with hailstones. hail-cloud ‘heel,kzavd ‘n. a cloud from which hail falls; a cumulus cloud in the hail stage. hail-gage ‘heel,good i x. [also spelt hail-gauge] a gage for me suring the amount of hail which has fallen; a rain-gage so arranged as to separate the hail from the rain and allow of the separate me sure ment of each. hail-shower ‘heel,Sau-oz 1. a shower or light fall of hail. hailstone ‘heel,stoon n. one of the stone or pebbleclike ma es of ice which fall rn a hailstorm; a pellet of hail. hailstorm ‘heel,ste:zm n. [also spelt hail-storm] a storm or violent fall of hail. hair-hygrometer /he:z-ha1,gzemi-toz m. an instrument invented by Sau ure for mesurzng atmosferzc humidity; a ‘hair-hygroscope. half-gale ‘ha:f,geet x. a gale intermediate between a me derate gale and a whole gale; a fresh or styeng gale. halo ‘hoo-to n. [ploral halos, haloes] a circle of either white or prismatrcally colord light seen round a luminous body and usually due to refraction; specifically, one of the pair of large colord or white concentgre circles, red inside, commonly of 22 or 46 degrees radius, sometimes seen around * the sun or moon, and due to the refraction of light as it pa es thru icezcrystals of cirrus cloud or crrroznebula. diffraction halo, a halo due to diffraction of light, rather than to refraction or dispersion. halter ‘heitaz n. [ploral halteres] one of a pair of Header prece es with clubd ends placed near the insertion of the wings in a dipterous insect or a male coccid, supposed to aid in balancing the insect; a perser; a balancer. halteres jhet’t1:,ziz n. pl. see halter. hamuli ’hemjojat n. pl. see hamulus. hamulus /hemjo-tos n. [ploral hamuli] one of the minute hooks or hook-like prece es stmzlar to the (plain) barbicels or cilia, fermrng a fringe or frayed edge to a barbule of a bird’s fether; a hooklet. ch010.xhtml **H**