Key to Different Fonts:
The entries are printed in bold.
Terms printed like ocean indicate that ocean itself is an entry. ~ocean denote references to an entry that will provide additional information.
Terms within the body of an entry printed like dating are defined
within that body. So the definition of the entry:
dating ~absolute age can be found within the body of absolute age.
The grammatical form of the cross-reference and the cross-referenced entry
are not always identical (pluralis vs singular is; adjective vs noun etc.). It is left
to the imagination of the reader, and the editors don't expect problems in this
respect.
Italic is used for
- the scientific names of genera and species
- variables in mathematical formulas
- names of ships
- titles of books