tertiary
From WikiWord, the free dictionary
/ˈtɜː.ʃi.ə.ɹiː/
English
Definitions
noun
- Any item considered to be of third order.
- A tertiary colour.
- Something from the Tertiary Period (the former term for the geologic period from 65 million to 2.58 million years ago).
- A tertiary feather; a tertial.
adjective
- Of third rank or order; subsequent.
- Possessing some quality in the third degree; especially having been subjected to the substitution of three atoms or radicals.“a tertiary alcohol, amine, or salt”
- Of quills: growing on the innermost joint of a bird's wing; tertial.
Related words
Synonyms
thirdordinal3rdtertiary periodsecondaryadvancedbestgradeservicesupremeuppersuperiorhightopservicesexceed