What is the meaning of dictionary

a book or an electronic resource that lists the words of a language in alphabetical order and gives their meaning, or gives the equivalent words in a different language, often also providing information about pronunciation, origin, and usage.

Explanation:

why?

A dictionary is an online or written source that contains information about words, like its definition part of speech, etymology, and alternate pronunciations.

Hope that helps!

Explanation:

depends on your school

when i was in high school i took ap biology my senior year and it was the hardest one for me because my teacher finished the material within the first month of school and then went on to doing advanced college level it was horrible. but at a nearby school ap biology was one of the easier aps. also, it depends on what you are interested i like math a lot so ap calculus was easier for me than most but i hate history so ap us government was harder for me than most.