Page:Dictionary of aviation.djvu/61

 DICTIONARY OF AVIATION 37

inflammablezair balloon, a balloon whose gasbag is fild with inflammable air, that is, with hydrogen gas; an air* balloon (sense 2} ; a hydrogen-balloon.

internal balloon, a subsidiary balloon, inside of the main gasbag; a ballonet.

locomotive balloon, a balloon which .is capable of loco- motion or movement from place to place; a dirigible bal- loon.

luminous balloon, a balloon which is renderd luminous at night by being artificially lighted, designed for signal- ling at night.

manned balloon, see under manned.

nonzlifting balloon, see under nonzlifting.

paper balloon, a balloon made of paper, such as one of the small hot-air balloons used in fireworks.

parachute balloon, a balloon fitted with a parachute apparatus.

rarifiedtair balloon, a balloon or aerostat in mhich the lifting-power is due to the rarifaction of the air in a hollow receptacle; a form of rigid balloon designed to be sustaind in the atmosfere by means of a partial vacuum.

selfzregistering balloon, a balloon carrying self-registering meteorolegic instruments, sent up in investigations of the atmosfere; a registration-balloon; a recording-balloon; an explormg-balloon ; a sounding-balloon.

spherical balloon, a balloon whose gasbag is sfencal in shape; an ordinary globular or pear-shaped balloon.

steering balloon, a balloon which is capable of being steerd; a steerable balloon; a dirigible. balloon ba'loun v.

1. tr. carry up or transport in, or as in, a balloon.

2. intr. make an ascent in a balloon or dirigible; make a series of balloon-trjps or exhibitions.

balloon-accident b9'}oun,aeksi-dnt. an accident to a bal- loon; a mishap to an aeronaut while making a balloon-tjip.

balloonacy ba'luu-na-si n. lunacy about balloons; mania for ballooning; balloonomania.

balloon- announcement ba'luun^nauns-mant n. an an- nouncement of a balloon-ascent; a notis that a balloon-as- cension is about to be made.

balloon-ascension ba'toun-a^enjan n. an ascension made by a balloon ; a balloon-ascent.

balloon-ascent b9'luun-3,sent n. an ascent made by a bal- loon; a balloon-ascension.

balloonatic ba'lung-tik n. a lunatic about balloons; one gone crazy over ballooning; one who is balloon^mad.

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