synsacrum
synsacrum · synsacrums · synsacra
The bone in birds composed of the sacrum and some lumbar or caudal vertebrae fused…The bone in birds composed of the sacrum and some lumbar or caudal vertebrae fused together.
Meaning
1 sensesThe bone in birds composed of the sacrum and some lumbar or caudal vertebrae fused together.
Origin
From syn- + sacrum.From syn- + sacrum.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: synsacrums / synsacra| Singular | synsacrum |
|---|---|
| Plural | synsacrums / synsacra |
regular
Word family
1 related wordsDerivedsynsacral
Lessons for this word
1 lessons- A1Plural nouns — Because its plural is irregular