Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
index fossil | Yes | No | No | No |
fossil | Yes | Yes | No | No |
index fossil (noun) | fossil (noun) |
---|---|
a fossil known to have lived in a particular geologic age that can be used to date the rock layer in which it is found | the remains (or an impression) of a plant or animal that existed in a past geological age and that has been excavated from the soil |
someone whose style is out of fashion |
index fossil (adjective) | fossil (adjective) |
---|---|
characteristic of a fossil |