noun
Meaning 1
A supposed species of tyrant flycatcher, now regarded as two distinct but closely related species: the alder flycatcher (Empidonax alnorum) and the willow flycatcher (Empidonax traillii).
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided