tertial: meaning, definition, pronunciation and examples

Very Low (Technical/Specialist)
UK/ˈtɜː.ʃəl/US/ˈtɝː.ʃəl/

Technical/Scientific

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Quick answer

What does “tertial” mean?

Relating to the third row of flight feathers on a bird's wing.

Audio

Pronunciation

Definition

Meaning and Definition

Relating to the third row of flight feathers on a bird's wing.

In ornithology, a tertial is one of the flight feathers (remiges) that are attached to the humerus bone, forming the innermost part of the wing's trailing edge. They are crucial for flight control and stability.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. Spelling is consistent.

Connotations

Purely technical, with no cultural or regional connotations.

Frequency

Equally rare and specialised in both varieties.

Grammar

How to Use “tertial” in a Sentence

The [adjective] tertial [verb]...A study of the tertial [noun]...Tertials are [adjective].

Vocabulary

Collocations

strong
tertial feathersprimary tertialinner tertialbroken tertial
medium
tertial covertstertial moulttertial arrangement
weak
tertial patterntertial lengthtertial wear

Examples

Examples of “tertial” in a Sentence

adjective

British English

  • The tertial feather arrangement is diagnostic for this species.
  • The moult sequence affects the tertial coverts first.

American English

  • The tertial feather arrangement is diagnostic for this species.
  • The molt sequence affects the tertial coverts first.

Usage

Meaning in Context

Business

Not used.

Academic

Used exclusively in ornithological research papers and textbooks.

Everyday

Virtually never used.

Technical

The primary domain. Used for precise description of avian morphology.

Vocabulary

Synonyms of “tertial”

Strong

Neutral

tertiary featherinner flight feather

Weak

innermost remiges

Vocabulary

Antonyms of “tertial”

primary feathersecondary feather

Watch out

Common Mistakes When Using “tertial”

  • Using it as a general adjective (e.g., 'a tertial issue').
  • Confusing it with 'tertiary' in non-ornithological contexts.
  • Misspelling as 'tertiel' or 'tertual'.

FAQ

Frequently Asked Questions

No, it is a highly specialised term used almost exclusively in ornithology and birdwatching.

No, it is almost exclusively used as a noun (referring to the feather) or as an attributive adjective (e.g., 'tertial feather').

Tertials are attached to the humerus (upper arm bone), while secondaries are attached to the ulna (forearm bone). Tertials are the innermost set of main flight feathers.

Yes, all flying birds have tertial feathers as part of their wing structure, though their number and appearance vary between species.

Relating to the third row of flight feathers on a bird's wing.

Tertial is usually technical/scientific in register.

Tertial: in British English it is pronounced /ˈtɜː.ʃəl/, and in American English it is pronounced /ˈtɝː.ʃəl/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None

Learning

Memory Aids

Mnemonic

Think 'TERTIARY' (third) + 'feather' = TERTIAL. It's the third set of major flight feathers.

Conceptual Metaphor

None applicable; it is a precise anatomical term.

Practice

Quiz

Fill in the gap
In many ducks, the speculum is formed by the colourful feathers.
Multiple Choice

What is a 'tertial'?