English word instructor comes from English instruct, English -or
| Dictionary entry | Language | Definition |
|---|---|---|
| instruct | English (eng) | (transitive) to direct; to order (usage note: "instruct" is less forceful than "order", but weightier than "advise"). (transitive) to teach by giving instructions (obsolete) instruction (obsolete) arranged; furnished; provided. (obsolete) instructed; taught; enlightened. |
| -or | English (eng) | (electrical science) Appended to the names of members of classes of components, especially those that have an extensive property name of the same root suffixed with -ance. Creates an agent noun, indicating a person who does something. |
| instructor | English (eng) | One who instructs; a teacher. |