Similar words
spine
Near-total synonyms; spine is the plain anatomical/everyday word, backbone is often used figuratively (the backbone of a plan) as well as literally.
Similar in other languages
German
Rückgrat
Rückgrat is the German word for the same thing — both mean "spine, backbone."
Práctica
1 ¿Qué significa backbone?
columna vertebral
2 Completa el espacio en blanco: The spine is the ___ of the body.
Oración completa: The spine is the backbone of the body. (La columna vertebral es el soporte del cuerpo.)
3 ¿Qué gráfico de características corresponde a backbone?
backbone: registro neutral, frecuencia común, dominio general, connotación neutral.