Page:Dictionary of aviation.djvu/246

 222 DICTIONARY OF AVIATION

of being suspended ; the act or state of hanging from a sup- port; the condition of being held up or kept afloat, as in the air; sustention.

flexible suspension, suspension by means of flexible sup- ports or suspenders, as of the basket or car of an ordinary balloon.

suspension-cord S3'spen$9n,ko:zd n. same meaning as sus- pensionfline.

suspension-line sa'spenjan/lain n. a line by which the car of a balloon is suspended or hung to the gas^vessel ;< a sus- pension^cerd ; a suspender^cord.

sustain sa'steen tr. hold up; bear up; uphold, support; hold suspended; keep from falling or sinking.

sustainable sa'stee-ng-bal adj. capable of being sustaind or held up, as a moving aerofeil by the air.

sustainer sc/stee-naz n. a structure or apparatus which sus- tains or holds up, as a gasbag or aerofeil; a supporting^de- vice; one of the numerous narrow aerocurvs, cross^blades, or slats designed to sustain or support the flying^machine patented by H. P. Phillips of Harrow, England, in 1890.

sustaining-area S3'stee-nirj,e:-zi-a n. the area of a sustain- ing?surface ; the amount of supporting^surface utilized in a flymg^machine.

sustaining- chamber S3'stee-nirj,t$eem-b3z n. a gas^cham- ber for sustaining an airship; a vessel or compartment forming part of a dirigible balloon and fild with hydrogen or other gas in order to support the craft or cause it to float in the air.

sustaining-plane sa'stee-nir^pteen n. an aeroplane which forms part of a flying^machine used for sustaining the craft in the air; a supporting^plane ; a supportmg^surface ; a carrymg^surface.

sustaining-power S9'stee-nirj,pau-3z n. power or capacity to sustain or hold up; supporting^power; buoyancy: as, the
 * sustaining^power of the air.

sustaining-screw S3'stee-nin,sk:suu n. a screw designed to sustain, support, or lift an aircraft such as a helicopter.

sustaining-surface ss'stee-nir^sBefis n. a surface or aero- foil which forms part of a flying^machine and is used for sustaining the craft in the air; a supporting^surface ; a carrying^surface ; a sustaining^plane.

sustentation ^Aston'tee-^n n. the action of sustaining or state of being sustaind or held suspended, as in the air; support.

sustention sa'stenfen n. the act of sustaining or holding up; sustainment; sustentation; suspension.

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