astronautics

noun plural but singular or plural in construction as·tro·nau·tics \ˌas-trə-ˈnȯ-tiks, -ˈnä-\

Definition of ASTRONAUTICS

: the science of the construction and operation of vehicles for travel in space beyond the earth's atmosphere

— as·tro·nau·tic \-tik\ or as·tro·nau·ti·cal \-ti-kəl\ adjective

— as·tro·nau·ti·cal·ly \-ti-k(ə-)lē\ adverb

1928

ASTRONAUTICAL Defined for Kids

noun as·tro·nau·tics \ˌa-strə-ˈnȯ-tiks\

: the science of the construction and operation of spacecraft

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