neossoptile
/ˌnɪəˈsɒptʌɪl/ /nɪˈɒsɒptʌɪl/Ornithology
noun
Any of the soft or downy feathers of a juvenile bird. Often contrasted with teleoptile.
Origin
Late 19th century. From ancient Greek (non-Attic) νεοσσός a young bird + -ptile.
- engine driver
- engineer
- engineerable
- engineering
- engineering brick
- engineering ceramics
- engineering geology
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- engineering science
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- engineership
- engine head
- engine house
- engine immobilizer
- engine lathe
- engineless
- engine loom
- engineman
- engine-out
- engine pit
- engine pump
- engine rating
- engine room
- enginery
- engine shed