hypoptilum
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
22
Scrabble Score
10
Letters
3
Syllables
9
Unique Chars
Meaning
noun
An aftershaft.
Example Sentences
- "This secondary feather is known as the aftershaft or hypoptilum, and its presence or absence constitutes the most important structural difference in the feathers of existing birds."
- "The feathers in some ratites are unusual as they are less reduced than is the norm in birds—each feather has, in addition to the main feather, a large “after-shaft” or hypoptilum."
Etymology
Word Breakdown
- Root: hypoptilum