hornbook
Noun
Meaning
The first book for children, or that from which in former times they learned their letters and rudiments; -- so called because a sheet of horn covered the small, thin board of oak, or the slip of paper, on which the alphabet, digits, and often the Lord's Prayer, were written or printed; a primer.
A book containing the rudiments of any science or branch of knowledge; a manual; a handbook.
Source: Webster's dictionarySynonyms
addition
book
alphabet
opening
introduction
launch
manual
grammar
presentation
reader
debut
installation
induction
initiation
preface
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