| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | main, principal; in the middle |
| Synonyms: | axial, basic, cardinal, center, centric, centroidal, chief, dominant, equidistant, essential, focal, foremost, fundamental, important, inmost, inner, interior, intermediate, key, leading, master, mean, median, mid, middle, middlemost, midmost, midway, nuclear, omphalic, outstanding, overriding, paramount, pivotal, predominant, primary, prime, radical, ruling, salient, significant, umbilical |
| Antonyms: | exterior, minor, outside, peripheral, secondary |
| Main Entry: | organic |
| Part of Speech: | adjective |
| Definition: | basic, natural |
| Synonyms: | amoebic, anatomical, animate, basal, biological, biotic, cellular, constitutional, elemental, essential, fundamental, inherent, innate, integral, live, living, necessary, nuclear, original, plasmic, primary, prime, primitive, principal, structural, vital |
| Notes: | if a compound contains carbon, it is organic; no carbon indicates inorganic |
| Antonyms: | inorganic, man-made, unnatural |