The word convergency was first used in the 17th century. The word is traced back to William Derham who was an English Scientist during this time period.
Convergency is the angular difference between two meridians at a stated latitude and closing angle is the angular correction required to reach the desired point after getting drifted off track. The total correction would be drift angle plus closing angle. Whereas, the Convergency = Dlong x sin mean latitude.
The word Sexism was first used in 1968
The word was first used in the 17th century. It is not known whom the actual person was that first used the word.
when was the word bouncebackability first used
1941- Reader's Digest issue
The word sentence was first used in the Middle Ages. Back then, it meant sense.
it was first used 6000 b.c
That word is not in the Bible.
yesterday
The first movie was silent and had no subtitles either so the word "transformers" was never used in the first movie. No words were used.
The word has is used for the third person, and have is used for the first person. He has, I have.
The word battle comes from the Middle English 'bataile' used between 1250 and 1300. Prior to this, the word 'battualia' was used in Latin. The word 'battle' was first used around 1700.