Aviation in World War I

aviation Noun

— Aviation is the art or science of making and flying aircraft, like planes. — Aviation is flying, , or operation of an aircraft.

in Preposition

— Used to show that something is inside something else. The cat is in the box. — Used to show that someone is at home, or is available. Is John in? The Doctor is now in. — Used to show movement towards the inside. The rain came in through the window.

world Noun

— The Earth. Our world needs to be cared for. — The . I love you more than anybody else in the world. — The setting of a group of people. They were in their own world as they talked about trains nobody else knew about. — A planet. I wonder if there is life on other worlds.

war Verb

— If you war with someone or something, you fight or battle with them.

I Pronoun

— The person who is speaking or writing I am writing this, and you are reading it.

I Noun

— The ninth letter or the alphabet; previous H, next J. I is a vowel.

I Symbol

— A symbol meaning first, as in "George I" (which is said as "George the first"). — The symbol for iodine on the periodic table of elements. — The symbol for electrical current.

I Number

— This is the roman numeral for one (1). It may be written as I or i.

i Noun

— The ninth letter or the alphabet; previous H, next J. I is a vowel.