| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | basic, fundamental |
| Synonyms: | abecedarian, basal, beginning, early, elemental, elementary, embryonic, immature, initial, introductory, larval, nuts-and-bolts, primary, primitive, simple, simplest, uncompleted, undeveloped, vestigial |
| Antonyms: | additional, advanced, derivative, developed, extra, nonessential |