You searched for: “more invertebrate”
invertebrate, more invertebrate, most invertebrate
Relating to animals that lack a backbone; referring to people who are spineless or irresolute; that is, unable to act or to make a decision in a firm manner. (1)
This entry is located in the following unit: Word a Day Revisited Index of Cartoons Illustrating the Meanings of Words (page 49)