Type certificate that document issued by an icao

Type Certificate: That document issued by an ICAO Contracting State to
define the design of an aircraft type and to certify that this design meets the
appropriate airworthiness requirements of that State.
Type of aircraft: All aircraft of the same basic design, including all
modifications except those modifications which result in a change of
handling, flight characteristics or flight crew complement .

DEFINITIONS AND ABBREVIATIONS JCAR-PART 1
Type rating Balloon: An envelope capacity;
a) Group A not exceeding 3000 cubic meters volume.
b) Group B exceeding 3000 cubic meters but not exceeding 9000 cubic
meters.
c) Group C exceeding 9000 cubic meters.

DEFINITIONS AND ABBREVIATIONS JCAR-PART 1
Subpart-U
Ultimate load: The limit load multiplied by appropriate factor of safety
UN number. The four-digit number assigned by the United Nations
Committee of Experts on the Transport of Dangerous Goods to identify a
substance or a particular group of substances.
Uncertainty phase: A situation wherein uncertainty exists as to the safety of
an aircraft and its occupants.
Unit load device. Any type of freight container, aircraft container, aircraft
pallet with a net, or aircraft pallet with a net over an igloo.
Note: An overpack is not included in this definition.
Unmanned free balloon: A non-power-driven, unmanned, lighter-than-air
aircraft in free flight.
Note: Unmanned free balloons are classified as heavy, medium or light
in accordance with specifications contained in VFR. The symbol used
to designate the visual flight rules.
Upper-air chart: A meteorological chart relating to a specified upper-air
surface or layer of the atmosphere.
Usability factor: The percentage of time during which the use of a runway
or system of runways is not restricted because of the crosswind component.
Note: Crosswind component means the surface wind component at
right angles to the runway centre line.

DEFINITIONS AND ABBREVIATIONS JCAR-PART 1
Subpart-V
Validation: Confirmation, through the provision of objective evidence, that
the requirements for a specific intended use or application have been
fulfilled ISO 9000*.
Vectoring: Provision of navigational guidance to aircraft in the form of
specific headings, based on the use of an ATS surveillance system.
Verification: Confirmation, through the provision of objective evidence,
that specified requirements have been fulfilled ISO 9000*.
Note 1. The term “verified” is used to designate the corresponding
status.
Note 2. Confirmation can comprise activities such as:
a) performing alternative calculations;
b)comparing a new design specification with a similar proven design
specification;
c) undertaking tests and demonstrations; and
d)reviewing documents prior to issue.
Very light aircraft: Airplanes with a single engine spark or compression-
ignition having not more than two seats, with a Maximum Certificated Take-
off Weight of not more than 750 kg and a stalling speed in the landing
configuration of not more than 83 km/h 45 knots CAS, to be approved for
day-VFR only.