tertial

名词 n.
中文释义
英 /ˈtɜːʃl̩/    美 /ˈtɝʃl̩/

英文释义

名词 n.
  1. Any flight feather attached to the humerus (upper arm) of a bird.
    — He continues — "There was the same rear up, with the head bent down, followed by an upjerk of the hind parts; the long sickle-shaped tertials, so noticeable in this species, seemed little if at all expanded, […]

词形变化

tertials plural

词源

From Latin tertius (“third”); the tertial feathers are the third row of feathers. By surface analysis, terti- + -al.
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