Having ten feather-like or wing-like structures or projections.
From Latin 'decem' (ten) + 'penna' (feather, wing) + '-ate'. A botanical or zoological term describing structures with ten feathery or pinnate parts.
The word 'penna' (feather) shows up in 'pennate' describing feather-shaped structures and 'pennant' from the feather-like flag—Romans saw feathers as the perfect symbol of something light, arranged in patterns.
Complete word intelligence in one call. Free tier — 50 lookups/day.