Webster's 1913 Dictionary
APUS
A "pus, n. Etym: [NL. , fr. Gr. Apode, n.] (Zoöl.)
Defn: A genus of fresh-water phyllopod crustaceans. See Phyllopod.
New American Oxford Dictionary
Apus
A pus |ˈāpəs ˈeɪpəs |Astronomy a faint southern constellation, the Bird of Paradise, close to the south celestial pole. • (as genitive Apodis |ˈapədis |) used with a preceding letter or numeral to designate stars: the star Beta Apodis. ORIGIN Latin, denoting a kind of bird, from Greek apous.
Oxford Dictionary
Apus
Apus |ˈeɪpəs |Astronomy a faint southern constellation (the Bird of Paradise ), close to the south celestial pole. • (as genitive Apodis |eɪˈpəʊdɪs |) used with preceding letter or numeral to designate a star in this constellation: the star Beta Apodis. ORIGIN Latin, denoting a kind of bird, from Greek apous.
The Wordsmith Dictionary